Home / 424,719.45-586,045.94-243,396.50

Finding the Fourth Proportional to 424,719.45, 586,045.94 and 243,396.50

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Solution

The fourth proportional to 424,719.45, 586,045.94 and 243,396.50 is: 335,848.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,719.45 : 586,045.94 = 243,396.50 : x
  2. Step 2: Convert to fraction form
    424,719.45/586,045.94 = 243,396.50/x
  3. Step 3: Cross multiply
    424,719.45x = 586,045.94 × 243,396.50
  4. Step 4: Simplify right side
    424,719.45x = 142,641,526,488.00
  5. Step 5: Solve for x
    x = 142,641,526,488.00/424,719.45
  6. Step 6: Final answer
    x = 335,848.82

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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.