Home / 958,427.80-1,437,641.70-248,450.20

Finding the Fourth Proportional to 958,427.80, 1,437,641.70 and 248,450.20

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Solution

The fourth proportional to 958,427.80, 1,437,641.70 and 248,450.20 is: 372,675.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    958,427.80 : 1,437,641.70 = 248,450.20 : x
  2. Step 2: Convert to fraction form
    958,427.80/1,437,641.70 = 248,450.20/x
  3. Step 3: Cross multiply
    958,427.80x = 1,437,641.70 × 248,450.20
  4. Step 4: Simplify right side
    958,427.80x = 357,182,367,893.34
  5. Step 5: Solve for x
    x = 357,182,367,893.34/958,427.80
  6. Step 6: Final answer
    x = 372,675.30

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Double scale
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Similar ratio
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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.