Home / 972,002.40-1,456,934.40-340,591.20

Finding the Fourth Proportional to 972,002.40, 1,456,934.40 and 340,591.20

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Solution

The fourth proportional to 972,002.40, 1,456,934.40 and 340,591.20 is: 510,512.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,002.40 : 1,456,934.40 = 340,591.20 : x
  2. Step 2: Convert to fraction form
    972,002.40/1,456,934.40 = 340,591.20/x
  3. Step 3: Cross multiply
    972,002.40x = 1,456,934.40 × 340,591.20
  4. Step 4: Simplify right side
    972,002.40x = 496,219,035,617.28
  5. Step 5: Solve for x
    x = 496,219,035,617.28/972,002.40
  6. Step 6: Final answer
    x = 510,512.15

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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.