Home / 472,764.47-652,414.02-257,904.46

Finding the Fourth Proportional to 472,764.47, 652,414.02 and 257,904.46

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Solution

The fourth proportional to 472,764.47, 652,414.02 and 257,904.46 is: 355,907.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,764.47 : 652,414.02 = 257,904.46 : x
  2. Step 2: Convert to fraction form
    472,764.47/652,414.02 = 257,904.46/x
  3. Step 3: Cross multiply
    472,764.47x = 652,414.02 × 257,904.46
  4. Step 4: Simplify right side
    472,764.47x = 168,260,482,262.46
  5. Step 5: Solve for x
    x = 168,260,482,262.46/472,764.47
  6. Step 6: Final answer
    x = 355,907.63

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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.