Home / 1,037,173.18-1,555,988.28-317,520.33

Finding the Fourth Proportional to 1,037,173.18, 1,555,988.28 and 317,520.33

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Solution

The fourth proportional to 1,037,173.18, 1,555,988.28 and 317,520.33 is: 476,350.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,037,173.18 : 1,555,988.28 = 317,520.33 : x
  2. Step 2: Convert to fraction form
    1,037,173.18/1,555,988.28 = 317,520.33/x
  3. Step 3: Cross multiply
    1,037,173.18x = 1,555,988.28 × 317,520.33
  4. Step 4: Simplify right side
    1,037,173.18x = 494,057,911,278.34
  5. Step 5: Solve for x
    x = 494,057,911,278.34/1,037,173.18
  6. Step 6: Final answer
    x = 476,350.45

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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.