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Finding the Fourth Proportional to 602,150.76, 903,226.55 and 152,905.32

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Solution

The fourth proportional to 602,150.76, 903,226.55 and 152,905.32 is: 229,358.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,150.76 : 903,226.55 = 152,905.32 : x
  2. Step 2: Convert to fraction form
    602,150.76/903,226.55 = 152,905.32/x
  3. Step 3: Cross multiply
    602,150.76x = 903,226.55 × 152,905.32
  4. Step 4: Simplify right side
    602,150.76x = 138,108,143,895.72
  5. Step 5: Solve for x
    x = 138,108,143,895.72/602,150.76
  6. Step 6: Final answer
    x = 229,358.08

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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.