Home / 899,058.15-1,348,857.81-267,971.88

Finding the Fourth Proportional to 899,058.15, 1,348,857.81 and 267,971.88

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Solution

The fourth proportional to 899,058.15, 1,348,857.81 and 267,971.88 is: 402,038.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    899,058.15 : 1,348,857.81 = 267,971.88 : x
  2. Step 2: Convert to fraction form
    899,058.15/1,348,857.81 = 267,971.88/x
  3. Step 3: Cross multiply
    899,058.15x = 1,348,857.81 × 267,971.88
  4. Step 4: Simplify right side
    899,058.15x = 361,455,963,198.38
  5. Step 5: Solve for x
    x = 361,455,963,198.38/899,058.15
  6. Step 6: Final answer
    x = 402,038.47

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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.