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Finding the Fourth Proportional to 424,879.16, 586,349.94 and 233,910.32

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Solution

The fourth proportional to 424,879.16, 586,349.94 and 233,910.32 is: 322,805.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,879.16 : 586,349.94 = 233,910.32 : x
  2. Step 2: Convert to fraction form
    424,879.16/586,349.94 = 233,910.32/x
  3. Step 3: Cross multiply
    424,879.16x = 586,349.94 × 233,910.32
  4. Step 4: Simplify right side
    424,879.16x = 137,153,302,097.38
  5. Step 5: Solve for x
    x = 137,153,302,097.38/424,879.16
  6. Step 6: Final answer
    x = 322,805.44

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1.5x scale

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.