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Finding the Fourth Proportional to 434,281.68, 599,301.72 and 243,293.76

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Solution

The fourth proportional to 434,281.68, 599,301.72 and 243,293.76 is: 335,741.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,281.68 : 599,301.72 = 243,293.76 : x
  2. Step 2: Convert to fraction form
    434,281.68/599,301.72 = 243,293.76/x
  3. Step 3: Cross multiply
    434,281.68x = 599,301.72 × 243,293.76
  4. Step 4: Simplify right side
    434,281.68x = 145,806,368,833.27
  5. Step 5: Solve for x
    x = 145,806,368,833.27/434,281.68
  6. Step 6: Final answer
    x = 335,741.47

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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.