Home / 705,391.62-1,059,448.85-604,417.83

Finding the Fourth Proportional to 705,391.62, 1,059,448.85 and 604,417.83

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Solution

The fourth proportional to 705,391.62, 1,059,448.85 and 604,417.83 is: 907,793.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,391.62 : 1,059,448.85 = 604,417.83 : x
  2. Step 2: Convert to fraction form
    705,391.62/1,059,448.85 = 604,417.83/x
  3. Step 3: Cross multiply
    705,391.62x = 1,059,448.85 × 604,417.83
  4. Step 4: Simplify right side
    705,391.62x = 640,349,771,890.91
  5. Step 5: Solve for x
    x = 640,349,771,890.91/705,391.62
  6. Step 6: Final answer
    x = 907,793.28

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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.