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Finding the Fourth Proportional to 648,001.10, 970,252.05 and 648,001.10

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Solution

The fourth proportional to 648,001.10, 970,252.05 and 648,001.10 is: 970,252.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,001.10 : 970,252.05 = 648,001.10 : x
  2. Step 2: Convert to fraction form
    648,001.10/970,252.05 = 648,001.10/x
  3. Step 3: Cross multiply
    648,001.10x = 970,252.05 × 648,001.10
  4. Step 4: Simplify right side
    648,001.10x = 628,724,395,677.26
  5. Step 5: Solve for x
    x = 628,724,395,677.26/648,001.10
  6. Step 6: Final answer
    x = 970,252.05

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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.