Home / 824,871.60-1,237,307.40-725,144.40

Finding the Fourth Proportional to 824,871.60, 1,237,307.40 and 725,144.40

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Solution

The fourth proportional to 824,871.60, 1,237,307.40 and 725,144.40 is: 1,087,716.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,871.60 : 1,237,307.40 = 725,144.40 : x
  2. Step 2: Convert to fraction form
    824,871.60/1,237,307.40 = 725,144.40/x
  3. Step 3: Cross multiply
    824,871.60x = 1,237,307.40 × 725,144.40
  4. Step 4: Simplify right side
    824,871.60x = 897,226,532,188.56
  5. Step 5: Solve for x
    x = 897,226,532,188.56/824,871.60
  6. Step 6: Final answer
    x = 1,087,716.60

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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.