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Finding the Fourth Proportional to 607,124.13, 910,730.40 and 233,147.13

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Solution

The fourth proportional to 607,124.13, 910,730.40 and 233,147.13 is: 349,737.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,124.13 : 910,730.40 = 233,147.13 : x
  2. Step 2: Convert to fraction form
    607,124.13/910,730.40 = 233,147.13/x
  3. Step 3: Cross multiply
    607,124.13x = 910,730.40 × 233,147.13
  4. Step 4: Simplify right side
    607,124.13x = 212,334,178,963.75
  5. Step 5: Solve for x
    x = 212,334,178,963.75/607,124.13
  6. Step 6: Final answer
    x = 349,737.67

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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.