Home / 977,932.60-1,467,158.10-346,780.60

Finding the Fourth Proportional to 977,932.60, 1,467,158.10 and 346,780.60

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Solution

The fourth proportional to 977,932.60, 1,467,158.10 and 346,780.60 is: 520,262.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,932.60 : 1,467,158.10 = 346,780.60 : x
  2. Step 2: Convert to fraction form
    977,932.60/1,467,158.10 = 346,780.60/x
  3. Step 3: Cross multiply
    977,932.60x = 1,467,158.10 × 346,780.60
  4. Step 4: Simplify right side
    977,932.60x = 508,781,966,212.86
  5. Step 5: Solve for x
    x = 508,781,966,212.86/977,932.60
  6. Step 6: Final answer
    x = 520,262.81

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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.