Home / 466,561.32-643,875.12-262,625.40

Finding the Fourth Proportional to 466,561.32, 643,875.12 and 262,625.40

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Solution

The fourth proportional to 466,561.32, 643,875.12 and 262,625.40 is: 362,434.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,561.32 : 643,875.12 = 262,625.40 : x
  2. Step 2: Convert to fraction form
    466,561.32/643,875.12 = 262,625.40/x
  3. Step 3: Cross multiply
    466,561.32x = 643,875.12 × 262,625.40
  4. Step 4: Simplify right side
    466,561.32x = 169,097,960,940.05
  5. Step 5: Solve for x
    x = 169,097,960,940.05/466,561.32
  6. Step 6: Final answer
    x = 362,434.59

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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.