Home / 563,385.40-845,069.94-136,924.36

Finding the Fourth Proportional to 563,385.40, 845,069.94 and 136,924.36

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Solution

The fourth proportional to 563,385.40, 845,069.94 and 136,924.36 is: 205,384.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,385.40 : 845,069.94 = 136,924.36 : x
  2. Step 2: Convert to fraction form
    563,385.40/845,069.94 = 136,924.36/x
  3. Step 3: Cross multiply
    563,385.40x = 845,069.94 × 136,924.36
  4. Step 4: Simplify right side
    563,385.40x = 115,710,660,689.74
  5. Step 5: Solve for x
    x = 115,710,660,689.74/563,385.40
  6. Step 6: Final answer
    x = 205,384.56

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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.