Home / 747,895.79-1,122,194.01-368,609.76

Finding the Fourth Proportional to 747,895.79, 1,122,194.01 and 368,609.76

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Solution

The fourth proportional to 747,895.79, 1,122,194.01 and 368,609.76 is: 553,087.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,895.79 : 1,122,194.01 = 368,609.76 : x
  2. Step 2: Convert to fraction form
    747,895.79/1,122,194.01 = 368,609.76/x
  3. Step 3: Cross multiply
    747,895.79x = 1,122,194.01 × 368,609.76
  4. Step 4: Simplify right side
    747,895.79x = 413,651,664,699.54
  5. Step 5: Solve for x
    x = 413,651,664,699.54/747,895.79
  6. Step 6: Final answer
    x = 553,087.30

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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.