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Finding the Fourth Proportional to 265,037.90, 364,828.93 and 230,987.86

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Solution

The fourth proportional to 265,037.90, 364,828.93 and 230,987.86 is: 317,958.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,037.90 : 364,828.93 = 230,987.86 : x
  2. Step 2: Convert to fraction form
    265,037.90/364,828.93 = 230,987.86/x
  3. Step 3: Cross multiply
    265,037.90x = 364,828.93 × 230,987.86
  4. Step 4: Simplify right side
    265,037.90x = 84,271,053,806.79
  5. Step 5: Solve for x
    x = 84,271,053,806.79/265,037.90
  6. Step 6: Final answer
    x = 317,958.50

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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.