Home / 798,440.80-1,197,827.60-266,127.20

Finding the Fourth Proportional to 798,440.80, 1,197,827.60 and 266,127.20

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Solution

The fourth proportional to 798,440.80, 1,197,827.60 and 266,127.20 is: 399,246.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,440.80 : 1,197,827.60 = 266,127.20 : x
  2. Step 2: Convert to fraction form
    798,440.80/1,197,827.60 = 266,127.20/x
  3. Step 3: Cross multiply
    798,440.80x = 1,197,827.60 × 266,127.20
  4. Step 4: Simplify right side
    798,440.80x = 318,774,505,270.72
  5. Step 5: Solve for x
    x = 318,774,505,270.72/798,440.80
  6. Step 6: Final answer
    x = 399,246.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.