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Finding the Fourth Proportional to 321,696.03, 482,547.53 and 97,058.43

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Solution

The fourth proportional to 321,696.03, 482,547.53 and 97,058.43 is: 145,588.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,696.03 : 482,547.53 = 97,058.43 : x
  2. Step 2: Convert to fraction form
    321,696.03/482,547.53 = 97,058.43/x
  3. Step 3: Cross multiply
    321,696.03x = 482,547.53 × 97,058.43
  4. Step 4: Simplify right side
    321,696.03x = 46,835,304,001.71
  5. Step 5: Solve for x
    x = 46,835,304,001.71/321,696.03
  6. Step 6: Final answer
    x = 145,588.69

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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.