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Finding the Fourth Proportional to 576,958.80, 865,598.19 and 240,158.10

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Solution

The fourth proportional to 576,958.80, 865,598.19 and 240,158.10 is: 360,303.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,958.80 : 865,598.19 = 240,158.10 : x
  2. Step 2: Convert to fraction form
    576,958.80/865,598.19 = 240,158.10/x
  3. Step 3: Cross multiply
    576,958.80x = 865,598.19 × 240,158.10
  4. Step 4: Simplify right side
    576,958.80x = 207,880,416,673.84
  5. Step 5: Solve for x
    x = 207,880,416,673.84/576,958.80
  6. Step 6: Final answer
    x = 360,303.75

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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.