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Finding the Fourth Proportional to 360,275.31, 540,689.99 and 341,774.91

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Solution

The fourth proportional to 360,275.31, 540,689.99 and 341,774.91 is: 512,925.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,275.31 : 540,689.99 = 341,774.91 : x
  2. Step 2: Convert to fraction form
    360,275.31/540,689.99 = 341,774.91/x
  3. Step 3: Cross multiply
    360,275.31x = 540,689.99 × 341,774.91
  4. Step 4: Simplify right side
    360,275.31x = 184,794,270,961.28
  5. Step 5: Solve for x
    x = 184,794,270,961.28/360,275.31
  6. Step 6: Final answer
    x = 512,925.16

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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.