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Finding the Fourth Proportional to 607,088.20, 837,891.38 and 362,088.66

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Solution

The fourth proportional to 607,088.20, 837,891.38 and 362,088.66 is: 499,747.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,088.20 : 837,891.38 = 362,088.66 : x
  2. Step 2: Convert to fraction form
    607,088.20/837,891.38 = 362,088.66/x
  3. Step 3: Cross multiply
    607,088.20x = 837,891.38 × 362,088.66
  4. Step 4: Simplify right side
    607,088.20x = 303,390,967,009.75
  5. Step 5: Solve for x
    x = 303,390,967,009.75/607,088.20
  6. Step 6: Final answer
    x = 499,747.76

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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.