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Finding the Fourth Proportional to 575,548.72, 863,175.80 and 170,646.24

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Solution

The fourth proportional to 575,548.72, 863,175.80 and 170,646.24 is: 255,925.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,548.72 : 863,175.80 = 170,646.24 : x
  2. Step 2: Convert to fraction form
    575,548.72/863,175.80 = 170,646.24/x
  3. Step 3: Cross multiply
    575,548.72x = 863,175.80 × 170,646.24
  4. Step 4: Simplify right side
    575,548.72x = 147,297,704,728.99
  5. Step 5: Solve for x
    x = 147,297,704,728.99/575,548.72
  6. Step 6: Final answer
    x = 255,925.69

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1.5x scale

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.