Home / 955,678.96-1,318,810.44-542,291.04

Finding the Fourth Proportional to 955,678.96, 1,318,810.44 and 542,291.04

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Solution

The fourth proportional to 955,678.96, 1,318,810.44 and 542,291.04 is: 748,346.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,678.96 : 1,318,810.44 = 542,291.04 : x
  2. Step 2: Convert to fraction form
    955,678.96/1,318,810.44 = 542,291.04/x
  3. Step 3: Cross multiply
    955,678.96x = 1,318,810.44 × 542,291.04
  4. Step 4: Simplify right side
    955,678.96x = 715,179,085,070.46
  5. Step 5: Solve for x
    x = 715,179,085,070.46/955,678.96
  6. Step 6: Final answer
    x = 748,346.58

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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.