Home / 1,026,000.10-1,539,165.52-316,027.81

Finding the Fourth Proportional to 1,026,000.10, 1,539,165.52 and 316,027.81

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Solution

The fourth proportional to 1,026,000.10, 1,539,165.52 and 316,027.81 is: 474,092.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,026,000.10 : 1,539,165.52 = 316,027.81 : x
  2. Step 2: Convert to fraction form
    1,026,000.10/1,539,165.52 = 316,027.81/x
  3. Step 3: Cross multiply
    1,026,000.10x = 1,539,165.52 × 316,027.81
  4. Step 4: Simplify right side
    1,026,000.10x = 486,419,100,817.28
  5. Step 5: Solve for x
    x = 486,419,100,817.28/1,026,000.10
  6. Step 6: Final answer
    x = 474,092.65

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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.