Home / 774,833.92-1,164,000.56-459,497.68

Finding the Fourth Proportional to 774,833.92, 1,164,000.56 and 459,497.68

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Solution

The fourth proportional to 774,833.92, 1,164,000.56 and 459,497.68 is: 690,284.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,833.92 : 1,164,000.56 = 459,497.68 : x
  2. Step 2: Convert to fraction form
    774,833.92/1,164,000.56 = 459,497.68/x
  3. Step 3: Cross multiply
    774,833.92x = 1,164,000.56 × 459,497.68
  4. Step 4: Simplify right side
    774,833.92x = 534,855,556,838.70
  5. Step 5: Solve for x
    x = 534,855,556,838.70/774,833.92
  6. Step 6: Final answer
    x = 690,284.13

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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.