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Finding the Fourth Proportional to 632,069.10, 948,103.65 and 607,574.70

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Solution

The fourth proportional to 632,069.10, 948,103.65 and 607,574.70 is: 911,362.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,069.10 : 948,103.65 = 607,574.70 : x
  2. Step 2: Convert to fraction form
    632,069.10/948,103.65 = 607,574.70/x
  3. Step 3: Cross multiply
    632,069.10x = 948,103.65 × 607,574.70
  4. Step 4: Simplify right side
    632,069.10x = 576,043,790,717.66
  5. Step 5: Solve for x
    x = 576,043,790,717.66/632,069.10
  6. Step 6: Final answer
    x = 911,362.05

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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.