Home / 514,320.36-771,480.62-248,031.24

Finding the Fourth Proportional to 514,320.36, 771,480.62 and 248,031.24

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Solution

The fourth proportional to 514,320.36, 771,480.62 and 248,031.24 is: 372,046.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,320.36 : 771,480.62 = 248,031.24 : x
  2. Step 2: Convert to fraction form
    514,320.36/771,480.62 = 248,031.24/x
  3. Step 3: Cross multiply
    514,320.36x = 771,480.62 × 248,031.24
  4. Step 4: Simplify right side
    514,320.36x = 191,351,294,814.57
  5. Step 5: Solve for x
    x = 191,351,294,814.57/514,320.36
  6. Step 6: Final answer
    x = 372,046.90

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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.