Home / 904,738.66-1,248,490.64-517,561.75

Finding the Fourth Proportional to 904,738.66, 1,248,490.64 and 517,561.75

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Solution

The fourth proportional to 904,738.66, 1,248,490.64 and 517,561.75 is: 714,207.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    904,738.66 : 1,248,490.64 = 517,561.75 : x
  2. Step 2: Convert to fraction form
    904,738.66/1,248,490.64 = 517,561.75/x
  3. Step 3: Cross multiply
    904,738.66x = 1,248,490.64 × 517,561.75
  4. Step 4: Simplify right side
    904,738.66x = 646,171,001,895.90
  5. Step 5: Solve for x
    x = 646,171,001,895.90/904,738.66
  6. Step 6: Final answer
    x = 714,207.35

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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.