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Finding the Fourth Proportional to 265,422.90, 366,294.12 and 152,267.52

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Solution

The fourth proportional to 265,422.90, 366,294.12 and 152,267.52 is: 210,135.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,422.90 : 366,294.12 = 152,267.52 : x
  2. Step 2: Convert to fraction form
    265,422.90/366,294.12 = 152,267.52/x
  3. Step 3: Cross multiply
    265,422.90x = 366,294.12 × 152,267.52
  4. Step 4: Simplify right side
    265,422.90x = 55,774,697,242.98
  5. Step 5: Solve for x
    x = 55,774,697,242.98/265,422.90
  6. Step 6: Final answer
    x = 210,135.21

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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.