Home / 761,046.77-1,141,561.96-228,545.08

Finding the Fourth Proportional to 761,046.77, 1,141,561.96 and 228,545.08

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Solution

The fourth proportional to 761,046.77, 1,141,561.96 and 228,545.08 is: 342,815.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,046.77 : 1,141,561.96 = 228,545.08 : x
  2. Step 2: Convert to fraction form
    761,046.77/1,141,561.96 = 228,545.08/x
  3. Step 3: Cross multiply
    761,046.77x = 1,141,561.96 × 228,545.08
  4. Step 4: Simplify right side
    761,046.77x = 260,898,366,047.89
  5. Step 5: Solve for x
    x = 260,898,366,047.89/761,046.77
  6. Step 6: Final answer
    x = 342,815.15

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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.