Home / 358,733.15-495,055.10-197,588.79

Finding the Fourth Proportional to 358,733.15, 495,055.10 and 197,588.79

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Solution

The fourth proportional to 358,733.15, 495,055.10 and 197,588.79 is: 272,674.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,733.15 : 495,055.10 = 197,588.79 : x
  2. Step 2: Convert to fraction form
    358,733.15/495,055.10 = 197,588.79/x
  3. Step 3: Cross multiply
    358,733.15x = 495,055.10 × 197,588.79
  4. Step 4: Simplify right side
    358,733.15x = 97,817,338,192.33
  5. Step 5: Solve for x
    x = 97,817,338,192.33/358,733.15
  6. Step 6: Final answer
    x = 272,674.38

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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.