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Finding the Fourth Proportional to 602,321.64, 903,500.68 and 153,042.58

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Solution

The fourth proportional to 602,321.64, 903,500.68 and 153,042.58 is: 229,568.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,321.64 : 903,500.68 = 153,042.58 : x
  2. Step 2: Convert to fraction form
    602,321.64/903,500.68 = 153,042.58/x
  3. Step 3: Cross multiply
    602,321.64x = 903,500.68 × 153,042.58
  4. Step 4: Simplify right side
    602,321.64x = 138,274,075,098.95
  5. Step 5: Solve for x
    x = 138,274,075,098.95/602,321.64
  6. Step 6: Final answer
    x = 229,568.50

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1.5x scale

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.