Home / 672,393.60-1,008,590.40-245,928.60

Finding the Fourth Proportional to 672,393.60, 1,008,590.40 and 245,928.60

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Solution

The fourth proportional to 672,393.60, 1,008,590.40 and 245,928.60 is: 368,892.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,393.60 : 1,008,590.40 = 245,928.60 : x
  2. Step 2: Convert to fraction form
    672,393.60/1,008,590.40 = 245,928.60/x
  3. Step 3: Cross multiply
    672,393.60x = 1,008,590.40 × 245,928.60
  4. Step 4: Simplify right side
    672,393.60x = 248,041,225,045.44
  5. Step 5: Solve for x
    x = 248,041,225,045.44/672,393.60
  6. Step 6: Final answer
    x = 368,892.90

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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.