Home / 839,461.52-1,259,458.48-299,706.24

Finding the Fourth Proportional to 839,461.52, 1,259,458.48 and 299,706.24

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Solution

The fourth proportional to 839,461.52, 1,259,458.48 and 299,706.24 is: 449,654.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,461.52 : 1,259,458.48 = 299,706.24 : x
  2. Step 2: Convert to fraction form
    839,461.52/1,259,458.48 = 299,706.24/x
  3. Step 3: Cross multiply
    839,461.52x = 1,259,458.48 × 299,706.24
  4. Step 4: Simplify right side
    839,461.52x = 377,467,565,476.92
  5. Step 5: Solve for x
    x = 377,467,565,476.92/839,461.52
  6. Step 6: Final answer
    x = 449,654.40

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Double scale
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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.