Home / 466,454.47-643,701.39-262,505.77

Finding the Fourth Proportional to 466,454.47, 643,701.39 and 262,505.77

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Solution

The fourth proportional to 466,454.47, 643,701.39 and 262,505.77 is: 362,254.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,454.47 : 643,701.39 = 262,505.77 : x
  2. Step 2: Convert to fraction form
    466,454.47/643,701.39 = 262,505.77/x
  3. Step 3: Cross multiply
    466,454.47x = 643,701.39 × 262,505.77
  4. Step 4: Simplify right side
    466,454.47x = 168,975,329,032.02
  5. Step 5: Solve for x
    x = 168,975,329,032.02/466,454.47
  6. Step 6: Final answer
    x = 362,254.71

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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.