Home / 672,425.10-1,008,637.65-245,960.10

Finding the Fourth Proportional to 672,425.10, 1,008,637.65 and 245,960.10

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Solution

The fourth proportional to 672,425.10, 1,008,637.65 and 245,960.10 is: 368,940.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,425.10 : 1,008,637.65 = 245,960.10 : x
  2. Step 2: Convert to fraction form
    672,425.10/1,008,637.65 = 245,960.10/x
  3. Step 3: Cross multiply
    672,425.10x = 1,008,637.65 × 245,960.10
  4. Step 4: Simplify right side
    672,425.10x = 248,084,617,257.77
  5. Step 5: Solve for x
    x = 248,084,617,257.77/672,425.10
  6. Step 6: Final answer
    x = 368,940.15

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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.