Home / 522,705,362.76-721,311,303.12-284,545,596

Finding the Fourth Proportional to 522,705,362.76, 721,311,303.12 and 284,545,596

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Solution

The fourth proportional to 522,705,362.76, 721,311,303.12 and 284,545,596 is: 392,660,893.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    522,705,362.76 : 721,311,303.12 = 284,545,596 : x
  2. Step 2: Convert to fraction form
    522,705,362.76/721,311,303.12 = 284,545,596/x
  3. Step 3: Cross multiply
    522,705,362.76x = 721,311,303.12 × 284,545,596
  4. Step 4: Simplify right side
    522,705,362.76x = 205,245,954,647,817,056
  5. Step 5: Solve for x
    x = 205,245,954,647,817,056/522,705,362.76
  6. Step 6: Final answer
    x = 392,660,893.25

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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.