Home / 743,832.41-1,026,467.15-421,572.29

Finding the Fourth Proportional to 743,832.41, 1,026,467.15 and 421,572.29

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Solution

The fourth proportional to 743,832.41, 1,026,467.15 and 421,572.29 is: 581,757.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,832.41 : 1,026,467.15 = 421,572.29 : x
  2. Step 2: Convert to fraction form
    743,832.41/1,026,467.15 = 421,572.29/x
  3. Step 3: Cross multiply
    743,832.41x = 1,026,467.15 × 421,572.29
  4. Step 4: Simplify right side
    743,832.41x = 432,730,099,795.08
  5. Step 5: Solve for x
    x = 432,730,099,795.08/743,832.41
  6. Step 6: Final answer
    x = 581,757.53

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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.