Home / 684,255.04-944,064.57-477,517.93

Finding the Fourth Proportional to 684,255.04, 944,064.57 and 477,517.93

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Solution

The fourth proportional to 684,255.04, 944,064.57 and 477,517.93 is: 658,830.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,255.04 : 944,064.57 = 477,517.93 : x
  2. Step 2: Convert to fraction form
    684,255.04/944,064.57 = 477,517.93/x
  3. Step 3: Cross multiply
    684,255.04x = 944,064.57 × 477,517.93
  4. Step 4: Simplify right side
    684,255.04x = 450,807,761,307.60
  5. Step 5: Solve for x
    x = 450,807,761,307.60/684,255.04
  6. Step 6: Final answer
    x = 658,830.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.