Home / 857,347.18-1,285,758.14-592,807.66

Finding the Fourth Proportional to 857,347.18, 1,285,758.14 and 592,807.66

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Solution

The fourth proportional to 857,347.18, 1,285,758.14 and 592,807.66 is: 889,029.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    857,347.18 : 1,285,758.14 = 592,807.66 : x
  2. Step 2: Convert to fraction form
    857,347.18/1,285,758.14 = 592,807.66/x
  3. Step 3: Cross multiply
    857,347.18x = 1,285,758.14 × 592,807.66
  4. Step 4: Simplify right side
    857,347.18x = 762,207,274,299.35
  5. Step 5: Solve for x
    x = 762,207,274,299.35/857,347.18
  6. Step 6: Final answer
    x = 889,029.90

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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.