Home / 769,759.60-1,154,665.80-237,276.40

Finding the Fourth Proportional to 769,759.60, 1,154,665.80 and 237,276.40

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Solution

The fourth proportional to 769,759.60, 1,154,665.80 and 237,276.40 is: 355,922.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,759.60 : 1,154,665.80 = 237,276.40 : x
  2. Step 2: Convert to fraction form
    769,759.60/1,154,665.80 = 237,276.40/x
  3. Step 3: Cross multiply
    769,759.60x = 1,154,665.80 × 237,276.40
  4. Step 4: Simplify right side
    769,759.60x = 273,974,944,227.12
  5. Step 5: Solve for x
    x = 273,974,944,227.12/769,759.60
  6. Step 6: Final answer
    x = 355,922.74

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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.