Home / 469,518.02-647,934.91-265,564.55

Finding the Fourth Proportional to 469,518.02, 647,934.91 and 265,564.55

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Solution

The fourth proportional to 469,518.02, 647,934.91 and 265,564.55 is: 366,479.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,518.02 : 647,934.91 = 265,564.55 : x
  2. Step 2: Convert to fraction form
    469,518.02/647,934.91 = 265,564.55/x
  3. Step 3: Cross multiply
    469,518.02x = 647,934.91 × 265,564.55
  4. Step 4: Simplify right side
    469,518.02x = 172,068,543,759.37
  5. Step 5: Solve for x
    x = 172,068,543,759.37/469,518.02
  6. Step 6: Final answer
    x = 366,479.11

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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.