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Finding the Fourth Proportional to 604,994.90, 834,800.45 and 350,296.88

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Solution

The fourth proportional to 604,994.90, 834,800.45 and 350,296.88 is: 483,356.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,994.90 : 834,800.45 = 350,296.88 : x
  2. Step 2: Convert to fraction form
    604,994.90/834,800.45 = 350,296.88/x
  3. Step 3: Cross multiply
    604,994.90x = 834,800.45 × 350,296.88
  4. Step 4: Simplify right side
    604,994.90x = 292,427,987,132.11
  5. Step 5: Solve for x
    x = 292,427,987,132.11/604,994.90
  6. Step 6: Final answer
    x = 483,356.12

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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.