Home / 711,291.29-1,067,688.89-695,228.13

Finding the Fourth Proportional to 711,291.29, 1,067,688.89 and 695,228.13

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Solution

The fourth proportional to 711,291.29, 1,067,688.89 and 695,228.13 is: 1,043,577.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    711,291.29 : 1,067,688.89 = 695,228.13 : x
  2. Step 2: Convert to fraction form
    711,291.29/1,067,688.89 = 695,228.13/x
  3. Step 3: Cross multiply
    711,291.29x = 1,067,688.89 × 695,228.13
  4. Step 4: Simplify right side
    711,291.29x = 742,287,350,416.48
  5. Step 5: Solve for x
    x = 742,287,350,416.48/711,291.29
  6. Step 6: Final answer
    x = 1,043,577.17

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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.