Home / 932,137.60-1,397,284.80-370,422.40

Finding the Fourth Proportional to 932,137.60, 1,397,284.80 and 370,422.40

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Solution

The fourth proportional to 932,137.60, 1,397,284.80 and 370,422.40 is: 555,267.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    932,137.60 : 1,397,284.80 = 370,422.40 : x
  2. Step 2: Convert to fraction form
    932,137.60/1,397,284.80 = 370,422.40/x
  3. Step 3: Cross multiply
    932,137.60x = 1,397,284.80 × 370,422.40
  4. Step 4: Simplify right side
    932,137.60x = 517,585,589,099.52
  5. Step 5: Solve for x
    x = 517,585,589,099.52/932,137.60
  6. Step 6: Final answer
    x = 555,267.37

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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.