Home / 1,116,257.28-1,674,228.20-358,000.20

Finding the Fourth Proportional to 1,116,257.28, 1,674,228.20 and 358,000.20

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Solution

The fourth proportional to 1,116,257.28, 1,674,228.20 and 358,000.20 is: 536,949.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,116,257.28 : 1,674,228.20 = 358,000.20 : x
  2. Step 2: Convert to fraction form
    1,116,257.28/1,674,228.20 = 358,000.20/x
  3. Step 3: Cross multiply
    1,116,257.28x = 1,674,228.20 × 358,000.20
  4. Step 4: Simplify right side
    1,116,257.28x = 599,374,030,445.64
  5. Step 5: Solve for x
    x = 599,374,030,445.64/1,116,257.28
  6. Step 6: Final answer
    x = 536,949.72

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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.