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Finding the Fourth Proportional to 600,064.40, 899,952.60 and 346,797.20

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Solution

The fourth proportional to 600,064.40, 899,952.60 and 346,797.20 is: 520,112.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    600,064.40 : 899,952.60 = 346,797.20 : x
  2. Step 2: Convert to fraction form
    600,064.40/899,952.60 = 346,797.20/x
  3. Step 3: Cross multiply
    600,064.40x = 899,952.60 × 346,797.20
  4. Step 4: Simplify right side
    600,064.40x = 312,101,041,812.72
  5. Step 5: Solve for x
    x = 312,101,041,812.72/600,064.40
  6. Step 6: Final answer
    x = 520,112.58

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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.