Home / 371,148.27-556,226.09-193,281.87

Finding the Fourth Proportional to 371,148.27, 556,226.09 and 193,281.87

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Solution

The fourth proportional to 371,148.27, 556,226.09 and 193,281.87 is: 289,664.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,148.27 : 556,226.09 = 193,281.87 : x
  2. Step 2: Convert to fraction form
    371,148.27/556,226.09 = 193,281.87/x
  3. Step 3: Cross multiply
    371,148.27x = 556,226.09 × 193,281.87
  4. Step 4: Simplify right side
    371,148.27x = 107,508,417,851.58
  5. Step 5: Solve for x
    x = 107,508,417,851.58/371,148.27
  6. Step 6: Final answer
    x = 289,664.34

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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.