Home / 977,306.70-1,465,911.45-504,039.90

Finding the Fourth Proportional to 977,306.70, 1,465,911.45 and 504,039.90

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Solution

The fourth proportional to 977,306.70, 1,465,911.45 and 504,039.90 is: 756,034.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,306.70 : 1,465,911.45 = 504,039.90 : x
  2. Step 2: Convert to fraction form
    977,306.70/1,465,911.45 = 504,039.90/x
  3. Step 3: Cross multiply
    977,306.70x = 1,465,911.45 × 504,039.90
  4. Step 4: Simplify right side
    977,306.70x = 738,877,860,666.86
  5. Step 5: Solve for x
    x = 738,877,860,666.86/977,306.70
  6. Step 6: Final answer
    x = 756,034.78

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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.