Home / 970,864.40-1,456,296.60-545,711.60

Finding the Fourth Proportional to 970,864.40, 1,456,296.60 and 545,711.60

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Solution

The fourth proportional to 970,864.40, 1,456,296.60 and 545,711.60 is: 818,567.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,864.40 : 1,456,296.60 = 545,711.60 : x
  2. Step 2: Convert to fraction form
    970,864.40/1,456,296.60 = 545,711.60/x
  3. Step 3: Cross multiply
    970,864.40x = 1,456,296.60 × 545,711.60
  4. Step 4: Simplify right side
    970,864.40x = 794,717,947,660.56
  5. Step 5: Solve for x
    x = 794,717,947,660.56/970,864.40
  6. Step 6: Final answer
    x = 818,567.40

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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.