Home / 711,289.29-1,067,685.89-695,226.13

Finding the Fourth Proportional to 711,289.29, 1,067,685.89 and 695,226.13

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Solution

The fourth proportional to 711,289.29, 1,067,685.89 and 695,226.13 is: 1,043,574.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    711,289.29 : 1,067,685.89 = 695,226.13 : x
  2. Step 2: Convert to fraction form
    711,289.29/1,067,685.89 = 695,226.13/x
  3. Step 3: Cross multiply
    711,289.29x = 1,067,685.89 × 695,226.13
  4. Step 4: Simplify right side
    711,289.29x = 742,283,129,360.31
  5. Step 5: Solve for x
    x = 742,283,129,360.31/711,289.29
  6. Step 6: Final answer
    x = 1,043,574.17

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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.