Home / 757,822.98-1,045,769.54-451,741.55

Finding the Fourth Proportional to 757,822.98, 1,045,769.54 and 451,741.55

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Solution

The fourth proportional to 757,822.98, 1,045,769.54 and 451,741.55 is: 623,387.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,822.98 : 1,045,769.54 = 451,741.55 : x
  2. Step 2: Convert to fraction form
    757,822.98/1,045,769.54 = 451,741.55/x
  3. Step 3: Cross multiply
    757,822.98x = 1,045,769.54 × 451,741.55
  4. Step 4: Simplify right side
    757,822.98x = 472,417,545,454.83
  5. Step 5: Solve for x
    x = 472,417,545,454.83/757,822.98
  6. Step 6: Final answer
    x = 623,387.73

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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.