Home / 708,679.13-1,063,018.69-210,043.13

Finding the Fourth Proportional to 708,679.13, 1,063,018.69 and 210,043.13

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Solution

The fourth proportional to 708,679.13, 1,063,018.69 and 210,043.13 is: 315,064.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,679.13 : 1,063,018.69 = 210,043.13 : x
  2. Step 2: Convert to fraction form
    708,679.13/1,063,018.69 = 210,043.13/x
  3. Step 3: Cross multiply
    708,679.13x = 1,063,018.69 × 210,043.13
  4. Step 4: Simplify right side
    708,679.13x = 223,279,767,055.90
  5. Step 5: Solve for x
    x = 223,279,767,055.90/708,679.13
  6. Step 6: Final answer
    x = 315,064.69

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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.