Home / 776,731.86-1,165,139.30-244,294.40

Finding the Fourth Proportional to 776,731.86, 1,165,139.30 and 244,294.40

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Solution

The fourth proportional to 776,731.86, 1,165,139.30 and 244,294.40 is: 366,454.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,731.86 : 1,165,139.30 = 244,294.40 : x
  2. Step 2: Convert to fraction form
    776,731.86/1,165,139.30 = 244,294.40/x
  3. Step 3: Cross multiply
    776,731.86x = 1,165,139.30 × 244,294.40
  4. Step 4: Simplify right side
    776,731.86x = 284,637,006,209.92
  5. Step 5: Solve for x
    x = 284,637,006,209.92/776,731.86
  6. Step 6: Final answer
    x = 366,454.66

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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.