Home / 884,478.56-1,220,613.36-502,570.08

Finding the Fourth Proportional to 884,478.56, 1,220,613.36 and 502,570.08

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Solution

The fourth proportional to 884,478.56, 1,220,613.36 and 502,570.08 is: 693,565.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,478.56 : 1,220,613.36 = 502,570.08 : x
  2. Step 2: Convert to fraction form
    884,478.56/1,220,613.36 = 502,570.08/x
  3. Step 3: Cross multiply
    884,478.56x = 1,220,613.36 × 502,570.08
  4. Step 4: Simplify right side
    884,478.56x = 613,443,753,984.27
  5. Step 5: Solve for x
    x = 613,443,753,984.27/884,478.56
  6. Step 6: Final answer
    x = 693,565.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.