Home / 1,048,929.91-1,572,961.11-329,031.49

Finding the Fourth Proportional to 1,048,929.91, 1,572,961.11 and 329,031.49

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Solution

The fourth proportional to 1,048,929.91, 1,572,961.11 and 329,031.49 is: 493,411.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,048,929.91 : 1,572,961.11 = 329,031.49 : x
  2. Step 2: Convert to fraction form
    1,048,929.91/1,572,961.11 = 329,031.49/x
  3. Step 3: Cross multiply
    1,048,929.91x = 1,572,961.11 × 329,031.49
  4. Step 4: Simplify right side
    1,048,929.91x = 517,553,737,735.35
  5. Step 5: Solve for x
    x = 517,553,737,735.35/1,048,929.91
  6. Step 6: Final answer
    x = 493,411.17

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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.