Home / 758,884.48-1,047,275.60-414,741.72

Finding the Fourth Proportional to 758,884.48, 1,047,275.60 and 414,741.72

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Solution

The fourth proportional to 758,884.48, 1,047,275.60 and 414,741.72 is: 572,351.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,884.48 : 1,047,275.60 = 414,741.72 : x
  2. Step 2: Convert to fraction form
    758,884.48/1,047,275.60 = 414,741.72/x
  3. Step 3: Cross multiply
    758,884.48x = 1,047,275.60 × 414,741.72
  4. Step 4: Simplify right side
    758,884.48x = 434,348,883,658.03
  5. Step 5: Solve for x
    x = 434,348,883,658.03/758,884.48
  6. Step 6: Final answer
    x = 572,351.78

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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.