Home / 760,542.62-1,049,549.12-416,400.85

Finding the Fourth Proportional to 760,542.62, 1,049,549.12 and 416,400.85

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Solution

The fourth proportional to 760,542.62, 1,049,549.12 and 416,400.85 is: 574,633.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,542.62 : 1,049,549.12 = 416,400.85 : x
  2. Step 2: Convert to fraction form
    760,542.62/1,049,549.12 = 416,400.85/x
  3. Step 3: Cross multiply
    760,542.62x = 1,049,549.12 × 416,400.85
  4. Step 4: Simplify right side
    760,542.62x = 437,033,147,647.32
  5. Step 5: Solve for x
    x = 437,033,147,647.32/760,542.62
  6. Step 6: Final answer
    x = 574,633.35

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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.