Home / 904,961.92-1,248,857.70-497,073.28

Finding the Fourth Proportional to 904,961.92, 1,248,857.70 and 497,073.28

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Solution

The fourth proportional to 904,961.92, 1,248,857.70 and 497,073.28 is: 685,966.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    904,961.92 : 1,248,857.70 = 497,073.28 : x
  2. Step 2: Convert to fraction form
    904,961.92/1,248,857.70 = 497,073.28/x
  3. Step 3: Cross multiply
    904,961.92x = 1,248,857.70 × 497,073.28
  4. Step 4: Simplify right side
    904,961.92x = 620,773,793,192.26
  5. Step 5: Solve for x
    x = 620,773,793,192.26/904,961.92
  6. Step 6: Final answer
    x = 685,966.76

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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.