Home / 948,071.61-1,422,668.70-349,453.26

Finding the Fourth Proportional to 948,071.61, 1,422,668.70 and 349,453.26

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Solution

The fourth proportional to 948,071.61, 1,422,668.70 and 349,453.26 is: 524,386.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    948,071.61 : 1,422,668.70 = 349,453.26 : x
  2. Step 2: Convert to fraction form
    948,071.61/1,422,668.70 = 349,453.26/x
  3. Step 3: Cross multiply
    948,071.61x = 1,422,668.70 × 349,453.26
  4. Step 4: Simplify right side
    948,071.61x = 497,156,215,114.96
  5. Step 5: Solve for x
    x = 497,156,215,114.96/948,071.61
  6. Step 6: Final answer
    x = 524,386.78

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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.