Home / 910,465.59-1,256,442.31-502,567.31

Finding the Fourth Proportional to 910,465.59, 1,256,442.31 and 502,567.31

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Solution

The fourth proportional to 910,465.59, 1,256,442.31 and 502,567.31 is: 693,542.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,465.59 : 1,256,442.31 = 502,567.31 : x
  2. Step 2: Convert to fraction form
    910,465.59/1,256,442.31 = 502,567.31/x
  3. Step 3: Cross multiply
    910,465.59x = 1,256,442.31 × 502,567.31
  4. Step 4: Simplify right side
    910,465.59x = 631,446,835,676.20
  5. Step 5: Solve for x
    x = 631,446,835,676.20/910,465.59
  6. Step 6: Final answer
    x = 693,542.78

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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.