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Finding the Fourth Proportional to 567,138.60, 849,658.30 and 330,594.60

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Solution

The fourth proportional to 567,138.60, 849,658.30 and 330,594.60 is: 495,280.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,138.60 : 849,658.30 = 330,594.60 : x
  2. Step 2: Convert to fraction form
    567,138.60/849,658.30 = 330,594.60/x
  3. Step 3: Cross multiply
    567,138.60x = 849,658.30 × 330,594.60
  4. Step 4: Simplify right side
    567,138.60x = 280,892,445,825.18
  5. Step 5: Solve for x
    x = 280,892,445,825.18/567,138.60
  6. Step 6: Final answer
    x = 495,280.07

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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.