Home / 910,489.96-1,256,476.41-502,592.08

Finding the Fourth Proportional to 910,489.96, 1,256,476.41 and 502,592.08

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Solution

The fourth proportional to 910,489.96, 1,256,476.41 and 502,592.08 is: 693,577.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,489.96 : 1,256,476.41 = 502,592.08 : x
  2. Step 2: Convert to fraction form
    910,489.96/1,256,476.41 = 502,592.08/x
  3. Step 3: Cross multiply
    910,489.96x = 1,256,476.41 × 502,592.08
  4. Step 4: Simplify right side
    910,489.96x = 631,495,092,372.83
  5. Step 5: Solve for x
    x = 631,495,092,372.83/910,489.96
  6. Step 6: Final answer
    x = 693,577.22

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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.