Home / 971,928.60-1,457,892.90-546,775.80

Finding the Fourth Proportional to 971,928.60, 1,457,892.90 and 546,775.80

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Solution

The fourth proportional to 971,928.60, 1,457,892.90 and 546,775.80 is: 820,163.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,928.60 : 1,457,892.90 = 546,775.80 : x
  2. Step 2: Convert to fraction form
    971,928.60/1,457,892.90 = 546,775.80/x
  3. Step 3: Cross multiply
    971,928.60x = 1,457,892.90 × 546,775.80
  4. Step 4: Simplify right side
    971,928.60x = 797,140,556,711.82
  5. Step 5: Solve for x
    x = 797,140,556,711.82/971,928.60
  6. Step 6: Final answer
    x = 820,163.70

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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.