Home / 761,602.46-1,050,993.51-422,063.42

Finding the Fourth Proportional to 761,602.46, 1,050,993.51 and 422,063.42

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Solution

The fourth proportional to 761,602.46, 1,050,993.51 and 422,063.42 is: 582,437.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,602.46 : 1,050,993.51 = 422,063.42 : x
  2. Step 2: Convert to fraction form
    761,602.46/1,050,993.51 = 422,063.42/x
  3. Step 3: Cross multiply
    761,602.46x = 1,050,993.51 × 422,063.42
  4. Step 4: Simplify right side
    761,602.46x = 443,585,915,228.40
  5. Step 5: Solve for x
    x = 443,585,915,228.40/761,602.46
  6. Step 6: Final answer
    x = 582,437.61

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Double scale
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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.