Home / 758,072.34-1,046,142.05-413,911.25

Finding the Fourth Proportional to 758,072.34, 1,046,142.05 and 413,911.25

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Solution

The fourth proportional to 758,072.34, 1,046,142.05 and 413,911.25 is: 571,198.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,072.34 : 1,046,142.05 = 413,911.25 : x
  2. Step 2: Convert to fraction form
    758,072.34/1,046,142.05 = 413,911.25/x
  3. Step 3: Cross multiply
    758,072.34x = 1,046,142.05 × 413,911.25
  4. Step 4: Simplify right side
    758,072.34x = 433,009,956,292.80
  5. Step 5: Solve for x
    x = 433,009,956,292.80/758,072.34
  6. Step 6: Final answer
    x = 571,198.73

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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.