Home / 260,044.47-390,038.76-176,341.91

Finding the Fourth Proportional to 260,044.47, 390,038.76 and 176,341.91

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Solution

The fourth proportional to 260,044.47, 390,038.76 and 176,341.91 is: 264,493.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,044.47 : 390,038.76 = 176,341.91 : x
  2. Step 2: Convert to fraction form
    260,044.47/390,038.76 = 176,341.91/x
  3. Step 3: Cross multiply
    260,044.47x = 390,038.76 × 176,341.91
  4. Step 4: Simplify right side
    260,044.47x = 68,780,177,962.24
  5. Step 5: Solve for x
    x = 68,780,177,962.24/260,044.47
  6. Step 6: Final answer
    x = 264,493.91

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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.