Home / 1,032.28-1,547.60-374.05

Finding the Fourth Proportional to 1,032.28, 1,547.60 and 374.05

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Solution

The fourth proportional to 1,032.28, 1,547.60 and 374.05 is: 560.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,032.28 : 1,547.60 = 374.05 : x
  2. Step 2: Convert to fraction form
    1,032.28/1,547.60 = 374.05/x
  3. Step 3: Cross multiply
    1,032.28x = 1,547.60 × 374.05
  4. Step 4: Simplify right side
    1,032.28x = 578,880.90
  5. Step 5: Solve for x
    x = 578,880.90/1,032.28
  6. Step 6: Final answer
    x = 560.78

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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.