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Finding the Fourth Proportional to 602,040.84, 903,061.20 and 202,648.12

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Solution

The fourth proportional to 602,040.84, 903,061.20 and 202,648.12 is: 303,972.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,040.84 : 903,061.20 = 202,648.12 : x
  2. Step 2: Convert to fraction form
    602,040.84/903,061.20 = 202,648.12/x
  3. Step 3: Cross multiply
    602,040.84x = 903,061.20 × 202,648.12
  4. Step 4: Simplify right side
    602,040.84x = 183,003,654,424.94
  5. Step 5: Solve for x
    x = 183,003,654,424.94/602,040.84
  6. Step 6: Final answer
    x = 303,972.16

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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.