Home / 469,326.23-647,666.28-265,417.18

Finding the Fourth Proportional to 469,326.23, 647,666.28 and 265,417.18

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Solution

The fourth proportional to 469,326.23, 647,666.28 and 265,417.18 is: 366,273.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,326.23 : 647,666.28 = 265,417.18 : x
  2. Step 2: Convert to fraction form
    469,326.23/647,666.28 = 265,417.18/x
  3. Step 3: Cross multiply
    469,326.23x = 647,666.28 × 265,417.18
  4. Step 4: Simplify right side
    469,326.23x = 171,901,755,999.53
  5. Step 5: Solve for x
    x = 171,901,755,999.53/469,326.23
  6. Step 6: Final answer
    x = 366,273.49

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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.