Home / 294,864.64-442,312.08-84,504.40

Finding the Fourth Proportional to 294,864.64, 442,312.08 and 84,504.40

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Solution

The fourth proportional to 294,864.64, 442,312.08 and 84,504.40 is: 126,760.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,864.64 : 442,312.08 = 84,504.40 : x
  2. Step 2: Convert to fraction form
    294,864.64/442,312.08 = 84,504.40/x
  3. Step 3: Cross multiply
    294,864.64x = 442,312.08 × 84,504.40
  4. Step 4: Simplify right side
    294,864.64x = 37,377,316,933.15
  5. Step 5: Solve for x
    x = 37,377,316,933.15/294,864.64
  6. Step 6: Final answer
    x = 126,760.93

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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.