Home / 739,280.40-1,107,365.40-614,864.40

Finding the Fourth Proportional to 739,280.40, 1,107,365.40 and 614,864.40

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Solution

The fourth proportional to 739,280.40, 1,107,365.40 and 614,864.40 is: 921,003.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,280.40 : 1,107,365.40 = 614,864.40 : x
  2. Step 2: Convert to fraction form
    739,280.40/1,107,365.40 = 614,864.40/x
  3. Step 3: Cross multiply
    739,280.40x = 1,107,365.40 × 614,864.40
  4. Step 4: Simplify right side
    739,280.40x = 680,879,562,251.76
  5. Step 5: Solve for x
    x = 680,879,562,251.76/739,280.40
  6. Step 6: Final answer
    x = 921,003.13

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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.