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Finding the Fourth Proportional to 368,284.68, 552,030.12 and 178,342.92

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Solution

The fourth proportional to 368,284.68, 552,030.12 and 178,342.92 is: 267,322.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,284.68 : 552,030.12 = 178,342.92 : x
  2. Step 2: Convert to fraction form
    368,284.68/552,030.12 = 178,342.92/x
  3. Step 3: Cross multiply
    368,284.68x = 552,030.12 × 178,342.92
  4. Step 4: Simplify right side
    368,284.68x = 98,450,663,528.75
  5. Step 5: Solve for x
    x = 98,450,663,528.75/368,284.68
  6. Step 6: Final answer
    x = 267,322.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.