Home / 977,615.01-1,349,164.20-547,922.87

Finding the Fourth Proportional to 977,615.01, 1,349,164.20 and 547,922.87

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Solution

The fourth proportional to 977,615.01, 1,349,164.20 and 547,922.87 is: 756,164.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,615.01 : 1,349,164.20 = 547,922.87 : x
  2. Step 2: Convert to fraction form
    977,615.01/1,349,164.20 = 547,922.87/x
  3. Step 3: Cross multiply
    977,615.01x = 1,349,164.20 × 547,922.87
  4. Step 4: Simplify right side
    977,615.01x = 739,237,913,819.43
  5. Step 5: Solve for x
    x = 739,237,913,819.43/977,615.01
  6. Step 6: Final answer
    x = 756,164.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.