Home / 875,355.95-1,208,987.66-588,377.81

Finding the Fourth Proportional to 875,355.95, 1,208,987.66 and 588,377.81

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Solution

The fourth proportional to 875,355.95, 1,208,987.66 and 588,377.81 is: 812,631.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,355.95 : 1,208,987.66 = 588,377.81 : x
  2. Step 2: Convert to fraction form
    875,355.95/1,208,987.66 = 588,377.81/x
  3. Step 3: Cross multiply
    875,355.95x = 1,208,987.66 × 588,377.81
  4. Step 4: Simplify right side
    875,355.95x = 711,341,516,201.24
  5. Step 5: Solve for x
    x = 711,341,516,201.24/875,355.95
  6. Step 6: Final answer
    x = 812,631.15

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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.