Home / 741,298.68-1,111,948.02-180,328.32

Finding the Fourth Proportional to 741,298.68, 1,111,948.02 and 180,328.32

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Solution

The fourth proportional to 741,298.68, 1,111,948.02 and 180,328.32 is: 270,492.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,298.68 : 1,111,948.02 = 180,328.32 : x
  2. Step 2: Convert to fraction form
    741,298.68/1,111,948.02 = 180,328.32/x
  3. Step 3: Cross multiply
    741,298.68x = 1,111,948.02 × 180,328.32
  4. Step 4: Simplify right side
    741,298.68x = 200,515,718,373.93
  5. Step 5: Solve for x
    x = 200,515,718,373.93/741,298.68
  6. Step 6: Final answer
    x = 270,492.48

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Double scale
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Similar ratio
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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.