Home / 883,000.80-1,323,140.40-657,302.40

Finding the Fourth Proportional to 883,000.80, 1,323,140.40 and 657,302.40

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Solution

The fourth proportional to 883,000.80, 1,323,140.40 and 657,302.40 is: 984,940.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,000.80 : 1,323,140.40 = 657,302.40 : x
  2. Step 2: Convert to fraction form
    883,000.80/1,323,140.40 = 657,302.40/x
  3. Step 3: Cross multiply
    883,000.80x = 1,323,140.40 × 657,302.40
  4. Step 4: Simplify right side
    883,000.80x = 869,703,360,456.96
  5. Step 5: Solve for x
    x = 869,703,360,456.96/883,000.80
  6. Step 6: Final answer
    x = 984,940.63

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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.