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Finding the Fourth Proportional to 488,077.52, 673,627.59 and 334,989.95

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Solution

The fourth proportional to 488,077.52, 673,627.59 and 334,989.95 is: 462,341.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,077.52 : 673,627.59 = 334,989.95 : x
  2. Step 2: Convert to fraction form
    488,077.52/673,627.59 = 334,989.95/x
  3. Step 3: Cross multiply
    488,077.52x = 673,627.59 × 334,989.95
  4. Step 4: Simplify right side
    488,077.52x = 225,658,467,649.63
  5. Step 5: Solve for x
    x = 225,658,467,649.63/488,077.52
  6. Step 6: Final answer
    x = 462,341.45

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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.