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Finding the Fourth Proportional to 602,220.88, 903,331.96 and 152,975.44

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Solution

The fourth proportional to 602,220.88, 903,331.96 and 152,975.44 is: 229,463.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,220.88 : 903,331.96 = 152,975.44 : x
  2. Step 2: Convert to fraction form
    602,220.88/903,331.96 = 152,975.44/x
  3. Step 3: Cross multiply
    602,220.88x = 903,331.96 × 152,975.44
  4. Step 4: Simplify right side
    602,220.88x = 138,187,604,047.06
  5. Step 5: Solve for x
    x = 138,187,604,047.06/602,220.88
  6. Step 6: Final answer
    x = 229,463.32

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Double scale
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Similar ratio
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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.