Home / 424,741.08-586,057.73-243,509.86

Finding the Fourth Proportional to 424,741.08, 586,057.73 and 243,509.86

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Solution

The fourth proportional to 424,741.08, 586,057.73 and 243,509.86 is: 335,994.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,741.08 : 586,057.73 = 243,509.86 : x
  2. Step 2: Convert to fraction form
    424,741.08/586,057.73 = 243,509.86/x
  3. Step 3: Cross multiply
    424,741.08x = 586,057.73 × 243,509.86
  4. Step 4: Simplify right side
    424,741.08x = 142,710,836,668.98
  5. Step 5: Solve for x
    x = 142,710,836,668.98/424,741.08
  6. Step 6: Final answer
    x = 335,994.90

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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.