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Finding the Fourth Proportional to 265,598.64, 366,515.45 and 144,737.35

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Solution

The fourth proportional to 265,598.64, 366,515.45 and 144,737.35 is: 199,731.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,598.64 : 366,515.45 = 144,737.35 : x
  2. Step 2: Convert to fraction form
    265,598.64/366,515.45 = 144,737.35/x
  3. Step 3: Cross multiply
    265,598.64x = 366,515.45 × 144,737.35
  4. Step 4: Simplify right side
    265,598.64x = 53,048,474,967.06
  5. Step 5: Solve for x
    x = 53,048,474,967.06/265,598.64
  6. Step 6: Final answer
    x = 199,731.73

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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.