Home / 369,355.17-553,835.84-191,683.29

Finding the Fourth Proportional to 369,355.17, 553,835.84 and 191,683.29

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Solution

The fourth proportional to 369,355.17, 553,835.84 and 191,683.29 is: 287,422.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,355.17 : 553,835.84 = 191,683.29 : x
  2. Step 2: Convert to fraction form
    369,355.17/553,835.84 = 191,683.29/x
  3. Step 3: Cross multiply
    369,355.17x = 553,835.84 × 191,683.29
  4. Step 4: Simplify right side
    369,355.17x = 106,161,074,972.70
  5. Step 5: Solve for x
    x = 106,161,074,972.70/369,355.17
  6. Step 6: Final answer
    x = 287,422.74

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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.