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Finding the Fourth Proportional to 425,996.93, 587,875.73 and 235,010.32

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Solution

The fourth proportional to 425,996.93, 587,875.73 and 235,010.32 is: 324,314.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,996.93 : 587,875.73 = 235,010.32 : x
  2. Step 2: Convert to fraction form
    425,996.93/587,875.73 = 235,010.32/x
  3. Step 3: Cross multiply
    425,996.93x = 587,875.73 × 235,010.32
  4. Step 4: Simplify right side
    425,996.93x = 138,156,860,782.79
  5. Step 5: Solve for x
    x = 138,156,860,782.79/425,996.93
  6. Step 6: Final answer
    x = 324,314.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.