Home / 1,026,391.68-1,539,730.08-316,475.52

Finding the Fourth Proportional to 1,026,391.68, 1,539,730.08 and 316,475.52

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Solution

The fourth proportional to 1,026,391.68, 1,539,730.08 and 316,475.52 is: 474,757.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,026,391.68 : 1,539,730.08 = 316,475.52 : x
  2. Step 2: Convert to fraction form
    1,026,391.68/1,539,730.08 = 316,475.52/x
  3. Step 3: Cross multiply
    1,026,391.68x = 1,539,730.08 × 316,475.52
  4. Step 4: Simplify right side
    1,026,391.68x = 487,286,877,727.64
  5. Step 5: Solve for x
    x = 487,286,877,727.64/1,026,391.68
  6. Step 6: Final answer
    x = 474,757.24

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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.