Home / 711,678.07-1,066,336.13-500,873.14

Finding the Fourth Proportional to 711,678.07, 1,066,336.13 and 500,873.14

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Solution

The fourth proportional to 711,678.07, 1,066,336.13 and 500,873.14 is: 750,478.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    711,678.07 : 1,066,336.13 = 500,873.14 : x
  2. Step 2: Convert to fraction form
    711,678.07/1,066,336.13 = 500,873.14/x
  3. Step 3: Cross multiply
    711,678.07x = 1,066,336.13 × 500,873.14
  4. Step 4: Simplify right side
    711,678.07x = 534,099,123,224.18
  5. Step 5: Solve for x
    x = 534,099,123,224.18/711,678.07
  6. Step 6: Final answer
    x = 750,478.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.