Home / 857,026.95-1,182,671.56-469,829.14

Finding the Fourth Proportional to 857,026.95, 1,182,671.56 and 469,829.14

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Solution

The fourth proportional to 857,026.95, 1,182,671.56 and 469,829.14 is: 648,350.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    857,026.95 : 1,182,671.56 = 469,829.14 : x
  2. Step 2: Convert to fraction form
    857,026.95/1,182,671.56 = 469,829.14/x
  3. Step 3: Cross multiply
    857,026.95x = 1,182,671.56 × 469,829.14
  4. Step 4: Simplify right side
    857,026.95x = 555,653,555,588.50
  5. Step 5: Solve for x
    x = 555,653,555,588.50/857,026.95
  6. Step 6: Final answer
    x = 648,350.15

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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.