Home / 546,726.38-819,424.69-386,848.38

Finding the Fourth Proportional to 546,726.38, 819,424.69 and 386,848.38

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Solution

The fourth proportional to 546,726.38, 819,424.69 and 386,848.38 is: 579,802.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,726.38 : 819,424.69 = 386,848.38 : x
  2. Step 2: Convert to fraction form
    546,726.38/819,424.69 = 386,848.38/x
  3. Step 3: Cross multiply
    546,726.38x = 819,424.69 × 386,848.38
  4. Step 4: Simplify right side
    546,726.38x = 316,993,109,761.38
  5. Step 5: Solve for x
    x = 316,993,109,761.38/546,726.38
  6. Step 6: Final answer
    x = 579,802.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.