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Finding the Fourth Proportional to 262,500.10, 393,750.15 and 96,352.90

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Solution

The fourth proportional to 262,500.10, 393,750.15 and 96,352.90 is: 144,529.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,500.10 : 393,750.15 = 96,352.90 : x
  2. Step 2: Convert to fraction form
    262,500.10/393,750.15 = 96,352.90/x
  3. Step 3: Cross multiply
    262,500.10x = 393,750.15 × 96,352.90
  4. Step 4: Simplify right side
    262,500.10x = 37,938,968,827.94
  5. Step 5: Solve for x
    x = 37,938,968,827.94/262,500.10
  6. Step 6: Final answer
    x = 144,529.35

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1.5x scale

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.