Home / 762,298.32-1,052,162.84-517,696.95

Finding the Fourth Proportional to 762,298.32, 1,052,162.84 and 517,696.95

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Solution

The fourth proportional to 762,298.32, 1,052,162.84 and 517,696.95 is: 714,551.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,298.32 : 1,052,162.84 = 517,696.95 : x
  2. Step 2: Convert to fraction form
    762,298.32/1,052,162.84 = 517,696.95/x
  3. Step 3: Cross multiply
    762,298.32x = 1,052,162.84 × 517,696.95
  4. Step 4: Simplify right side
    762,298.32x = 544,701,490,582.85
  5. Step 5: Solve for x
    x = 544,701,490,582.85/762,298.32
  6. Step 6: Final answer
    x = 714,551.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.