Home / 709,073.16-1,063,609.20-210,437.16

Finding the Fourth Proportional to 709,073.16, 1,063,609.20 and 210,437.16

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Solution

The fourth proportional to 709,073.16, 1,063,609.20 and 210,437.16 is: 315,655.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    709,073.16 : 1,063,609.20 = 210,437.16 : x
  2. Step 2: Convert to fraction form
    709,073.16/1,063,609.20 = 210,437.16/x
  3. Step 3: Cross multiply
    709,073.16x = 1,063,609.20 × 210,437.16
  4. Step 4: Simplify right side
    709,073.16x = 223,822,899,397.87
  5. Step 5: Solve for x
    x = 223,822,899,397.87/709,073.16
  6. Step 6: Final answer
    x = 315,655.58

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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.