Home / 722,360.66-996,868.08-416,431.35

Finding the Fourth Proportional to 722,360.66, 996,868.08 and 416,431.35

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Solution

The fourth proportional to 722,360.66, 996,868.08 and 416,431.35 is: 574,681.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    722,360.66 : 996,868.08 = 416,431.35 : x
  2. Step 2: Convert to fraction form
    722,360.66/996,868.08 = 416,431.35/x
  3. Step 3: Cross multiply
    722,360.66x = 996,868.08 × 416,431.35
  4. Step 4: Simplify right side
    722,360.66x = 415,127,120,326.31
  5. Step 5: Solve for x
    x = 415,127,120,326.31/722,360.66
  6. Step 6: Final answer
    x = 574,681.24

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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.