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Finding the Fourth Proportional to 435,302.73, 600,967.59 and 290,070.12

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Solution

The fourth proportional to 435,302.73, 600,967.59 and 290,070.12 is: 400,463.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,302.73 : 600,967.59 = 290,070.12 : x
  2. Step 2: Convert to fraction form
    435,302.73/600,967.59 = 290,070.12/x
  3. Step 3: Cross multiply
    435,302.73x = 600,967.59 × 290,070.12
  4. Step 4: Simplify right side
    435,302.73x = 174,322,740,947.41
  5. Step 5: Solve for x
    x = 174,322,740,947.41/435,302.73
  6. Step 6: Final answer
    x = 400,463.24

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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.