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Finding the Fourth Proportional to 1,179,522, 1,769,283 and 293,058

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Solution

The fourth proportional to 1,179,522, 1,769,283 and 293,058 is: 439,587

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,179,522 : 1,769,283 = 293,058 : x
  2. Step 2: Convert to fraction form
    1,179,522/1,769,283 = 293,058/x
  3. Step 3: Cross multiply
    1,179,522x = 1,769,283 × 293,058
  4. Step 4: Simplify right side
    1,179,522x = 518,502,537,414
  5. Step 5: Solve for x
    x = 518,502,537,414/1,179,522
  6. Step 6: Final answer
    x = 439,587

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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.