Home / 292,578.28-438,625.50-134,673.64

Finding the Fourth Proportional to 292,578.28, 438,625.50 and 134,673.64

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Solution

The fourth proportional to 292,578.28, 438,625.50 and 134,673.64 is: 201,899.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,578.28 : 438,625.50 = 134,673.64 : x
  2. Step 2: Convert to fraction form
    292,578.28/438,625.50 = 134,673.64/x
  3. Step 3: Cross multiply
    292,578.28x = 438,625.50 × 134,673.64
  4. Step 4: Simplify right side
    292,578.28x = 59,071,292,681.82
  5. Step 5: Solve for x
    x = 59,071,292,681.82/292,578.28
  6. Step 6: Final answer
    x = 201,899.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.