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Finding the Fourth Proportional to 632,068.60, 948,102.90 and 607,574.20

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Solution

The fourth proportional to 632,068.60, 948,102.90 and 607,574.20 is: 911,361.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,068.60 : 948,102.90 = 607,574.20 : x
  2. Step 2: Convert to fraction form
    632,068.60/948,102.90 = 607,574.20/x
  3. Step 3: Cross multiply
    632,068.60x = 948,102.90 × 607,574.20
  4. Step 4: Simplify right side
    632,068.60x = 576,042,860,985.18
  5. Step 5: Solve for x
    x = 576,042,860,985.18/632,068.60
  6. Step 6: Final answer
    x = 911,361.30

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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.