Home / 782,352.42-1,173,711.69-242,580.30

Finding the Fourth Proportional to 782,352.42, 1,173,711.69 and 242,580.30

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Solution

The fourth proportional to 782,352.42, 1,173,711.69 and 242,580.30 is: 363,927.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    782,352.42 : 1,173,711.69 = 242,580.30 : x
  2. Step 2: Convert to fraction form
    782,352.42/1,173,711.69 = 242,580.30/x
  3. Step 3: Cross multiply
    782,352.42x = 1,173,711.69 × 242,580.30
  4. Step 4: Simplify right side
    782,352.42x = 284,719,333,873.71
  5. Step 5: Solve for x
    x = 284,719,333,873.71/782,352.42
  6. Step 6: Final answer
    x = 363,927.21

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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.