Home / 765,634.52-1,148,364.27-204,712.76

Finding the Fourth Proportional to 765,634.52, 1,148,364.27 and 204,712.76

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Solution

The fourth proportional to 765,634.52, 1,148,364.27 and 204,712.76 is: 307,045.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    765,634.52 : 1,148,364.27 = 204,712.76 : x
  2. Step 2: Convert to fraction form
    765,634.52/1,148,364.27 = 204,712.76/x
  3. Step 3: Cross multiply
    765,634.52x = 1,148,364.27 × 204,712.76
  4. Step 4: Simplify right side
    765,634.52x = 235,084,822,068.00
  5. Step 5: Solve for x
    x = 235,084,822,068.00/765,634.52
  6. Step 6: Final answer
    x = 307,045.74

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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.