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Finding the Fourth Proportional to 702,955.35, 1,054,433.03 and 514,948.95

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Solution

The fourth proportional to 702,955.35, 1,054,433.03 and 514,948.95 is: 772,423.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,955.35 : 1,054,433.03 = 514,948.95 : x
  2. Step 2: Convert to fraction form
    702,955.35/1,054,433.03 = 514,948.95/x
  3. Step 3: Cross multiply
    702,955.35x = 1,054,433.03 × 514,948.95
  4. Step 4: Simplify right side
    702,955.35x = 542,979,179,069.07
  5. Step 5: Solve for x
    x = 542,979,179,069.07/702,955.35
  6. Step 6: Final answer
    x = 772,423.43

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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.