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Finding the Fourth Proportional to 602,001.40, 903,002.10 and 602,001.40

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Solution

The fourth proportional to 602,001.40, 903,002.10 and 602,001.40 is: 903,002.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,001.40 : 903,002.10 = 602,001.40 : x
  2. Step 2: Convert to fraction form
    602,001.40/903,002.10 = 602,001.40/x
  3. Step 3: Cross multiply
    602,001.40x = 903,002.10 × 602,001.40
  4. Step 4: Simplify right side
    602,001.40x = 543,608,528,402.94
  5. Step 5: Solve for x
    x = 543,608,528,402.94/602,001.40
  6. Step 6: Final answer
    x = 903,002.10

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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.