Home / 758,688.98-1,046,978.57-414,517.52

Finding the Fourth Proportional to 758,688.98, 1,046,978.57 and 414,517.52

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Solution

The fourth proportional to 758,688.98, 1,046,978.57 and 414,517.52 is: 572,027.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,688.98 : 1,046,978.57 = 414,517.52 : x
  2. Step 2: Convert to fraction form
    758,688.98/1,046,978.57 = 414,517.52/x
  3. Step 3: Cross multiply
    758,688.98x = 1,046,978.57 × 414,517.52
  4. Step 4: Simplify right side
    758,688.98x = 433,990,953,022.07
  5. Step 5: Solve for x
    x = 433,990,953,022.07/758,688.98
  6. Step 6: Final answer
    x = 572,027.49

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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.