Home / 741,053.82-1,113,068.70-442,118.46

Finding the Fourth Proportional to 741,053.82, 1,113,068.70 and 442,118.46

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Solution

The fourth proportional to 741,053.82, 1,113,068.70 and 442,118.46 is: 664,065.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,053.82 : 1,113,068.70 = 442,118.46 : x
  2. Step 2: Convert to fraction form
    741,053.82/1,113,068.70 = 442,118.46/x
  3. Step 3: Cross multiply
    741,053.82x = 1,113,068.70 × 442,118.46
  4. Step 4: Simplify right side
    741,053.82x = 492,108,219,518.20
  5. Step 5: Solve for x
    x = 492,108,219,518.20/741,053.82
  6. Step 6: Final answer
    x = 664,065.42

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Double scale
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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.