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Finding the Fourth Proportional to 480,732, 663,384.06 and 265,859.52

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Solution

The fourth proportional to 480,732, 663,384.06 and 265,859.52 is: 366,871.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,732 : 663,384.06 = 265,859.52 : x
  2. Step 2: Convert to fraction form
    480,732/663,384.06 = 265,859.52/x
  3. Step 3: Cross multiply
    480,732x = 663,384.06 × 265,859.52
  4. Step 4: Simplify right side
    480,732x = 176,366,967,767.25
  5. Step 5: Solve for x
    x = 176,366,967,767.25/480,732
  6. Step 6: Final answer
    x = 366,871.70

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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.