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Finding the Fourth Proportional to 652,373.20, 978,559.80 and 597,260.80

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Solution

The fourth proportional to 652,373.20, 978,559.80 and 597,260.80 is: 895,891.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,373.20 : 978,559.80 = 597,260.80 : x
  2. Step 2: Convert to fraction form
    652,373.20/978,559.80 = 597,260.80/x
  3. Step 3: Cross multiply
    652,373.20x = 978,559.80 × 597,260.80
  4. Step 4: Simplify right side
    652,373.20x = 584,455,408,995.84
  5. Step 5: Solve for x
    x = 584,455,408,995.84/652,373.20
  6. Step 6: Final answer
    x = 895,891.20

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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.