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Finding the Fourth Proportional to 602,170.54, 903,256.20 and 152,925.10

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Solution

The fourth proportional to 602,170.54, 903,256.20 and 152,925.10 is: 229,387.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,170.54 : 903,256.20 = 152,925.10 : x
  2. Step 2: Convert to fraction form
    602,170.54/903,256.20 = 152,925.10/x
  3. Step 3: Cross multiply
    602,170.54x = 903,256.20 × 152,925.10
  4. Step 4: Simplify right side
    602,170.54x = 138,130,544,710.62
  5. Step 5: Solve for x
    x = 138,130,544,710.62/602,170.54
  6. Step 6: Final answer
    x = 229,387.75

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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.