Home / 527,095.60-727,336.08-297,639

Finding the Fourth Proportional to 527,095.60, 727,336.08 and 297,639

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Solution

The fourth proportional to 527,095.60, 727,336.08 and 297,639 is: 410,710.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,095.60 : 727,336.08 = 297,639 : x
  2. Step 2: Convert to fraction form
    527,095.60/727,336.08 = 297,639/x
  3. Step 3: Cross multiply
    527,095.60x = 727,336.08 × 297,639
  4. Step 4: Simplify right side
    527,095.60x = 216,483,583,515.12
  5. Step 5: Solve for x
    x = 216,483,583,515.12/527,095.60
  6. Step 6: Final answer
    x = 410,710.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.