Home / 662,076-913,664.88-360,272.16

Finding the Fourth Proportional to 662,076, 913,664.88 and 360,272.16

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Solution

The fourth proportional to 662,076, 913,664.88 and 360,272.16 is: 497,175.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,076 : 913,664.88 = 360,272.16 : x
  2. Step 2: Convert to fraction form
    662,076/913,664.88 = 360,272.16/x
  3. Step 3: Cross multiply
    662,076x = 913,664.88 × 360,272.16
  4. Step 4: Simplify right side
    662,076x = 329,168,019,833.74
  5. Step 5: Solve for x
    x = 329,168,019,833.74/662,076
  6. Step 6: Final answer
    x = 497,175.58

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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.