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Finding the Fourth Proportional to 600,763.74, 829,455.36 and 355,827.24

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Solution

The fourth proportional to 600,763.74, 829,455.36 and 355,827.24 is: 491,279.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    600,763.74 : 829,455.36 = 355,827.24 : x
  2. Step 2: Convert to fraction form
    600,763.74/829,455.36 = 355,827.24/x
  3. Step 3: Cross multiply
    600,763.74x = 829,455.36 × 355,827.24
  4. Step 4: Simplify right side
    600,763.74x = 295,142,811,452.01
  5. Step 5: Solve for x
    x = 295,142,811,452.01/600,763.74
  6. Step 6: Final answer
    x = 491,279.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.