Home / 756,010.10-1,134,015.15-476,074.10

Finding the Fourth Proportional to 756,010.10, 1,134,015.15 and 476,074.10

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Solution

The fourth proportional to 756,010.10, 1,134,015.15 and 476,074.10 is: 714,111.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,010.10 : 1,134,015.15 = 476,074.10 : x
  2. Step 2: Convert to fraction form
    756,010.10/1,134,015.15 = 476,074.10/x
  3. Step 3: Cross multiply
    756,010.10x = 1,134,015.15 × 476,074.10
  4. Step 4: Simplify right side
    756,010.10x = 539,875,241,922.62
  5. Step 5: Solve for x
    x = 539,875,241,922.62/756,010.10
  6. Step 6: Final answer
    x = 714,111.15

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.