Home / 880,347.60-1,320,014.92-469,510.08

Finding the Fourth Proportional to 880,347.60, 1,320,014.92 and 469,510.08

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Solution

The fourth proportional to 880,347.60, 1,320,014.92 and 469,510.08 is: 703,995.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,347.60 : 1,320,014.92 = 469,510.08 : x
  2. Step 2: Convert to fraction form
    880,347.60/1,320,014.92 = 469,510.08/x
  3. Step 3: Cross multiply
    880,347.60x = 1,320,014.92 × 469,510.08
  4. Step 4: Simplify right side
    880,347.60x = 619,760,310,690.39
  5. Step 5: Solve for x
    x = 619,760,310,690.39/880,347.60
  6. Step 6: Final answer
    x = 703,995.00

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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.