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Finding the Fourth Proportional to 565,307.20, 847,701.60 and 249,601.60

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Solution

The fourth proportional to 565,307.20, 847,701.60 and 249,601.60 is: 374,287.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,307.20 : 847,701.60 = 249,601.60 : x
  2. Step 2: Convert to fraction form
    565,307.20/847,701.60 = 249,601.60/x
  3. Step 3: Cross multiply
    565,307.20x = 847,701.60 × 249,601.60
  4. Step 4: Simplify right side
    565,307.20x = 211,587,675,682.56
  5. Step 5: Solve for x
    x = 211,587,675,682.56/565,307.20
  6. Step 6: Final answer
    x = 374,287.95

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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.