Home / 972,002.80-1,456,967.40-372,732.40

Finding the Fourth Proportional to 972,002.80, 1,456,967.40 and 372,732.40

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Solution

The fourth proportional to 972,002.80, 1,456,967.40 and 372,732.40 is: 558,701.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,002.80 : 1,456,967.40 = 372,732.40 : x
  2. Step 2: Convert to fraction form
    972,002.80/1,456,967.40 = 372,732.40/x
  3. Step 3: Cross multiply
    972,002.80x = 1,456,967.40 × 372,732.40
  4. Step 4: Simplify right side
    972,002.80x = 543,058,955,723.76
  5. Step 5: Solve for x
    x = 543,058,955,723.76/972,002.80
  6. Step 6: Final answer
    x = 558,701.02

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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.