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Finding the Fourth Proportional to 648,001.90, 972,002.85 and 600,762.70

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Solution

The fourth proportional to 648,001.90, 972,002.85 and 600,762.70 is: 901,144.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,001.90 : 972,002.85 = 600,762.70 : x
  2. Step 2: Convert to fraction form
    648,001.90/972,002.85 = 600,762.70/x
  3. Step 3: Cross multiply
    648,001.90x = 972,002.85 × 600,762.70
  4. Step 4: Simplify right side
    648,001.90x = 583,943,056,573.70
  5. Step 5: Solve for x
    x = 583,943,056,573.70/648,001.90
  6. Step 6: Final answer
    x = 901,144.05

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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.