Home / 882,990.80-1,323,125.40-657,292.40

Finding the Fourth Proportional to 882,990.80, 1,323,125.40 and 657,292.40

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Solution

The fourth proportional to 882,990.80, 1,323,125.40 and 657,292.40 is: 984,925.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    882,990.80 : 1,323,125.40 = 657,292.40 : x
  2. Step 2: Convert to fraction form
    882,990.80/1,323,125.40 = 657,292.40/x
  3. Step 3: Cross multiply
    882,990.80x = 1,323,125.40 × 657,292.40
  4. Step 4: Simplify right side
    882,990.80x = 869,680,269,666.96
  5. Step 5: Solve for x
    x = 869,680,269,666.96/882,990.80
  6. Step 6: Final answer
    x = 984,925.63

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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.