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Finding the Fourth Proportional to 304,539.66, 456,776.70 and 79,922.64

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Solution

The fourth proportional to 304,539.66, 456,776.70 and 79,922.64 is: 119,875.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,539.66 : 456,776.70 = 79,922.64 : x
  2. Step 2: Convert to fraction form
    304,539.66/456,776.70 = 79,922.64/x
  3. Step 3: Cross multiply
    304,539.66x = 456,776.70 × 79,922.64
  4. Step 4: Simplify right side
    304,539.66x = 36,506,799,754.49
  5. Step 5: Solve for x
    x = 36,506,799,754.49/304,539.66
  6. Step 6: Final answer
    x = 119,875.35

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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.