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Finding the Fourth Proportional to 540,335.14, 810,410.47 and 180,456.19

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Solution

The fourth proportional to 540,335.14, 810,410.47 and 180,456.19 is: 270,653.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,335.14 : 810,410.47 = 180,456.19 : x
  2. Step 2: Convert to fraction form
    540,335.14/810,410.47 = 180,456.19/x
  3. Step 3: Cross multiply
    540,335.14x = 810,410.47 × 180,456.19
  4. Step 4: Simplify right side
    540,335.14x = 146,243,583,275.14
  5. Step 5: Solve for x
    x = 146,243,583,275.14/540,335.14
  6. Step 6: Final answer
    x = 270,653.48

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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.