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Finding the Fourth Proportional to 480,358.14, 662,836.68 and 265,468.92

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Solution

The fourth proportional to 480,358.14, 662,836.68 and 265,468.92 is: 366,315.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,358.14 : 662,836.68 = 265,468.92 : x
  2. Step 2: Convert to fraction form
    480,358.14/662,836.68 = 265,468.92/x
  3. Step 3: Cross multiply
    480,358.14x = 662,836.68 × 265,468.92
  4. Step 4: Simplify right side
    480,358.14x = 175,962,537,575.99
  5. Step 5: Solve for x
    x = 175,962,537,575.99/480,358.14
  6. Step 6: Final answer
    x = 366,315.30

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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.