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Finding the Fourth Proportional to 424,993.64, 586,468.96 and 233,970.12

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Solution

The fourth proportional to 424,993.64, 586,468.96 and 233,970.12 is: 322,866.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,993.64 : 586,468.96 = 233,970.12 : x
  2. Step 2: Convert to fraction form
    424,993.64/586,468.96 = 233,970.12/x
  3. Step 3: Cross multiply
    424,993.64x = 586,468.96 × 233,970.12
  4. Step 4: Simplify right side
    424,993.64x = 137,216,212,362.55
  5. Step 5: Solve for x
    x = 137,216,212,362.55/424,993.64
  6. Step 6: Final answer
    x = 322,866.51

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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.