Home / 466,669.02-643,969.85-262,709.40

Finding the Fourth Proportional to 466,669.02, 643,969.85 and 262,709.40

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Solution

The fourth proportional to 466,669.02, 643,969.85 and 262,709.40 is: 362,520.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,669.02 : 643,969.85 = 262,709.40 : x
  2. Step 2: Convert to fraction form
    466,669.02/643,969.85 = 262,709.40/x
  3. Step 3: Cross multiply
    466,669.02x = 643,969.85 × 262,709.40
  4. Step 4: Simplify right side
    466,669.02x = 169,176,932,911.59
  5. Step 5: Solve for x
    x = 169,176,932,911.59/466,669.02
  6. Step 6: Final answer
    x = 362,520.17

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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.