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Finding the Fourth Proportional to 384,774.08, 577,144.71 and 375,763.64

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Solution

The fourth proportional to 384,774.08, 577,144.71 and 375,763.64 is: 563,629.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,774.08 : 577,144.71 = 375,763.64 : x
  2. Step 2: Convert to fraction form
    384,774.08/577,144.71 = 375,763.64/x
  3. Step 3: Cross multiply
    384,774.08x = 577,144.71 × 375,763.64
  4. Step 4: Simplify right side
    384,774.08x = 216,869,994,150.62
  5. Step 5: Solve for x
    x = 216,869,994,150.62/384,774.08
  6. Step 6: Final answer
    x = 563,629.43

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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.