Home / 829,439.60-1,144,664.16-466,988

Finding the Fourth Proportional to 829,439.60, 1,144,664.16 and 466,988

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Solution

The fourth proportional to 829,439.60, 1,144,664.16 and 466,988 is: 644,464.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,439.60 : 1,144,664.16 = 466,988 : x
  2. Step 2: Convert to fraction form
    829,439.60/1,144,664.16 = 466,988/x
  3. Step 3: Cross multiply
    829,439.60x = 1,144,664.16 × 466,988
  4. Step 4: Simplify right side
    829,439.60x = 534,544,426,750.08
  5. Step 5: Solve for x
    x = 534,544,426,750.08/829,439.60
  6. Step 6: Final answer
    x = 644,464.56

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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.