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Finding the Fourth Proportional to 600,909.23, 829,254.93 and 328,994.40

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Solution

The fourth proportional to 600,909.23, 829,254.93 and 328,994.40 is: 454,012.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    600,909.23 : 829,254.93 = 328,994.40 : x
  2. Step 2: Convert to fraction form
    600,909.23/829,254.93 = 328,994.40/x
  3. Step 3: Cross multiply
    600,909.23x = 829,254.93 × 328,994.40
  4. Step 4: Simplify right side
    600,909.23x = 272,820,224,650.32
  5. Step 5: Solve for x
    x = 272,820,224,650.32/600,909.23
  6. Step 6: Final answer
    x = 454,012.37

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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.