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Finding the Fourth Proportional to 242,533.80, 332,272.88 and 233,443.12

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Solution

The fourth proportional to 242,533.80, 332,272.88 and 233,443.12 is: 319,818.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,533.80 : 332,272.88 = 233,443.12 : x
  2. Step 2: Convert to fraction form
    242,533.80/332,272.88 = 233,443.12/x
  3. Step 3: Cross multiply
    242,533.80x = 332,272.88 × 233,443.12
  4. Step 4: Simplify right side
    242,533.80x = 77,566,817,798.59
  5. Step 5: Solve for x
    x = 77,566,817,798.59/242,533.80
  6. Step 6: Final answer
    x = 319,818.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.