Home / 536,557.24-739,709.12-428,029.93

Finding the Fourth Proportional to 536,557.24, 739,709.12 and 428,029.93

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Solution

The fourth proportional to 536,557.24, 739,709.12 and 428,029.93 is: 590,091.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,557.24 : 739,709.12 = 428,029.93 : x
  2. Step 2: Convert to fraction form
    536,557.24/739,709.12 = 428,029.93/x
  3. Step 3: Cross multiply
    536,557.24x = 739,709.12 × 428,029.93
  4. Step 4: Simplify right side
    536,557.24x = 316,617,642,853.96
  5. Step 5: Solve for x
    x = 316,617,642,853.96/536,557.24
  6. Step 6: Final answer
    x = 590,091.08

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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.