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Finding the Fourth Proportional to 607,355.34, 838,150.37 and 352,722.93

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Solution

The fourth proportional to 607,355.34, 838,150.37 and 352,722.93 is: 486,757.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,355.34 : 838,150.37 = 352,722.93 : x
  2. Step 2: Convert to fraction form
    607,355.34/838,150.37 = 352,722.93/x
  3. Step 3: Cross multiply
    607,355.34x = 838,150.37 × 352,722.93
  4. Step 4: Simplify right side
    607,355.34x = 295,634,854,286.98
  5. Step 5: Solve for x
    x = 295,634,854,286.98/607,355.34
  6. Step 6: Final answer
    x = 486,757.64

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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.