Home / 466,568.32-643,884.78-262,632.40

Finding the Fourth Proportional to 466,568.32, 643,884.78 and 262,632.40

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Solution

The fourth proportional to 466,568.32, 643,884.78 and 262,632.40 is: 362,444.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,568.32 : 643,884.78 = 262,632.40 : x
  2. Step 2: Convert to fraction form
    466,568.32/643,884.78 = 262,632.40/x
  3. Step 3: Cross multiply
    466,568.32x = 643,884.78 × 262,632.40
  4. Step 4: Simplify right side
    466,568.32x = 169,105,005,094.87
  5. Step 5: Solve for x
    x = 169,105,005,094.87/466,568.32
  6. Step 6: Final answer
    x = 362,444.25

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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.