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Finding the Fourth Proportional to 567,747.42, 851,587.71 and 212,731.71

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Solution

The fourth proportional to 567,747.42, 851,587.71 and 212,731.71 is: 319,085.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,747.42 : 851,587.71 = 212,731.71 : x
  2. Step 2: Convert to fraction form
    567,747.42/851,587.71 = 212,731.71/x
  3. Step 3: Cross multiply
    567,747.42x = 851,587.71 × 212,731.71
  4. Step 4: Simplify right side
    567,747.42x = 181,159,709,763.28
  5. Step 5: Solve for x
    x = 181,159,709,763.28/567,747.42
  6. Step 6: Final answer
    x = 319,085.04

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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.