Home / 758,056.86-1,046,210.21-431,449.29

Finding the Fourth Proportional to 758,056.86, 1,046,210.21 and 431,449.29

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Solution

The fourth proportional to 758,056.86, 1,046,210.21 and 431,449.29 is: 595,452.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,056.86 : 1,046,210.21 = 431,449.29 : x
  2. Step 2: Convert to fraction form
    758,056.86/1,046,210.21 = 431,449.29/x
  3. Step 3: Cross multiply
    758,056.86x = 1,046,210.21 × 431,449.29
  4. Step 4: Simplify right side
    758,056.86x = 451,386,652,295.25
  5. Step 5: Solve for x
    x = 451,386,652,295.25/758,056.86
  6. Step 6: Final answer
    x = 595,452.24

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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.