Home / 464,574.02-641,386.98-292,639.38

Finding the Fourth Proportional to 464,574.02, 641,386.98 and 292,639.38

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Solution

The fourth proportional to 464,574.02, 641,386.98 and 292,639.38 is: 404,015.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,574.02 : 641,386.98 = 292,639.38 : x
  2. Step 2: Convert to fraction form
    464,574.02/641,386.98 = 292,639.38/x
  3. Step 3: Cross multiply
    464,574.02x = 641,386.98 × 292,639.38
  4. Step 4: Simplify right side
    464,574.02x = 187,695,088,167.27
  5. Step 5: Solve for x
    x = 187,695,088,167.27/464,574.02
  6. Step 6: Final answer
    x = 404,015.46

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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.