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Finding the Fourth Proportional to 528,625.46, 729,325.58 and 337,750.58

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Solution

The fourth proportional to 528,625.46, 729,325.58 and 337,750.58 is: 465,982.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,625.46 : 729,325.58 = 337,750.58 : x
  2. Step 2: Convert to fraction form
    528,625.46/729,325.58 = 337,750.58/x
  3. Step 3: Cross multiply
    528,625.46x = 729,325.58 × 337,750.58
  4. Step 4: Simplify right side
    528,625.46x = 246,330,137,788.40
  5. Step 5: Solve for x
    x = 246,330,137,788.40/528,625.46
  6. Step 6: Final answer
    x = 465,982.35

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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.