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Finding the Fourth Proportional to 360,095.76, 496,510.65 and 245,442.30

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Solution

The fourth proportional to 360,095.76, 496,510.65 and 245,442.30 is: 338,423.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,095.76 : 496,510.65 = 245,442.30 : x
  2. Step 2: Convert to fraction form
    360,095.76/496,510.65 = 245,442.30/x
  3. Step 3: Cross multiply
    360,095.76x = 496,510.65 × 245,442.30
  4. Step 4: Simplify right side
    360,095.76x = 121,864,715,910.50
  5. Step 5: Solve for x
    x = 121,864,715,910.50/360,095.76
  6. Step 6: Final answer
    x = 338,423.08

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1.5x scale

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.