Home / 771,028.41-1,064,502.18-495,498

Finding the Fourth Proportional to 771,028.41, 1,064,502.18 and 495,498

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Solution

The fourth proportional to 771,028.41, 1,064,502.18 and 495,498 is: 684,097.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    771,028.41 : 1,064,502.18 = 495,498 : x
  2. Step 2: Convert to fraction form
    771,028.41/1,064,502.18 = 495,498/x
  3. Step 3: Cross multiply
    771,028.41x = 1,064,502.18 × 495,498
  4. Step 4: Simplify right side
    771,028.41x = 527,458,701,185.64
  5. Step 5: Solve for x
    x = 527,458,701,185.64/771,028.41
  6. Step 6: Final answer
    x = 684,097.62

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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.