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Finding the Fourth Proportional to 546,656.93, 820,222.21 and 293,642.21

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Solution

The fourth proportional to 546,656.93, 820,222.21 and 293,642.21 is: 440,590.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,656.93 : 820,222.21 = 293,642.21 : x
  2. Step 2: Convert to fraction form
    546,656.93/820,222.21 = 293,642.21/x
  3. Step 3: Cross multiply
    546,656.93x = 820,222.21 × 293,642.21
  4. Step 4: Simplify right side
    546,656.93x = 240,851,864,853.09
  5. Step 5: Solve for x
    x = 240,851,864,853.09/546,656.93
  6. Step 6: Final answer
    x = 440,590.53

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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.