Home / 500,965.48-687,099.53-473,853.16

Finding the Fourth Proportional to 500,965.48, 687,099.53 and 473,853.16

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Solution

The fourth proportional to 500,965.48, 687,099.53 and 473,853.16 is: 649,913.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,965.48 : 687,099.53 = 473,853.16 : x
  2. Step 2: Convert to fraction form
    500,965.48/687,099.53 = 473,853.16/x
  3. Step 3: Cross multiply
    500,965.48x = 687,099.53 × 473,853.16
  4. Step 4: Simplify right side
    500,965.48x = 325,584,283,525.02
  5. Step 5: Solve for x
    x = 325,584,283,525.02/500,965.48
  6. Step 6: Final answer
    x = 649,913.61

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.