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Finding the Fourth Proportional to 602,045.73, 903,068.60 and 152,768.97

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Solution

The fourth proportional to 602,045.73, 903,068.60 and 152,768.97 is: 229,153.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,045.73 : 903,068.60 = 152,768.97 : x
  2. Step 2: Convert to fraction form
    602,045.73/903,068.60 = 152,768.97/x
  3. Step 3: Cross multiply
    602,045.73x = 903,068.60 × 152,768.97
  4. Step 4: Simplify right side
    602,045.73x = 137,960,859,097.50
  5. Step 5: Solve for x
    x = 137,960,859,097.50/602,045.73
  6. Step 6: Final answer
    x = 229,153.46

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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.