Home / 1,026,129.98-1,539,444.10-316,158

Finding the Fourth Proportional to 1,026,129.98, 1,539,444.10 and 316,158

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Solution

The fourth proportional to 1,026,129.98, 1,539,444.10 and 316,158 is: 474,313.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,026,129.98 : 1,539,444.10 = 316,158 : x
  2. Step 2: Convert to fraction form
    1,026,129.98/1,539,444.10 = 316,158/x
  3. Step 3: Cross multiply
    1,026,129.98x = 1,539,444.10 × 316,158
  4. Step 4: Simplify right side
    1,026,129.98x = 486,707,567,767.80
  5. Step 5: Solve for x
    x = 486,707,567,767.80/1,026,129.98
  6. Step 6: Final answer
    x = 474,313.76

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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.