Home / 767,513.28-1,151,272.80-235,032.24

Finding the Fourth Proportional to 767,513.28, 1,151,272.80 and 235,032.24

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Solution

The fourth proportional to 767,513.28, 1,151,272.80 and 235,032.24 is: 352,549.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,513.28 : 1,151,272.80 = 235,032.24 : x
  2. Step 2: Convert to fraction form
    767,513.28/1,151,272.80 = 235,032.24/x
  3. Step 3: Cross multiply
    767,513.28x = 1,151,272.80 × 235,032.24
  4. Step 4: Simplify right side
    767,513.28x = 270,586,225,035.07
  5. Step 5: Solve for x
    x = 270,586,225,035.07/767,513.28
  6. Step 6: Final answer
    x = 352,549.24

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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.