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Finding the Fourth Proportional to 406,880.73, 610,517.85 and 249,023.07

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Solution

The fourth proportional to 406,880.73, 610,517.85 and 249,023.07 is: 373,655.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,880.73 : 610,517.85 = 249,023.07 : x
  2. Step 2: Convert to fraction form
    406,880.73/610,517.85 = 249,023.07/x
  3. Step 3: Cross multiply
    406,880.73x = 610,517.85 × 249,023.07
  4. Step 4: Simplify right side
    406,880.73x = 152,033,029,296.80
  5. Step 5: Solve for x
    x = 152,033,029,296.80/406,880.73
  6. Step 6: Final answer
    x = 373,655.02

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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.