Home / 748,106.21-1,032,393.17-425,837.06

Finding the Fourth Proportional to 748,106.21, 1,032,393.17 and 425,837.06

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Solution

The fourth proportional to 748,106.21, 1,032,393.17 and 425,837.06 is: 587,658.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,106.21 : 1,032,393.17 = 425,837.06 : x
  2. Step 2: Convert to fraction form
    748,106.21/1,032,393.17 = 425,837.06/x
  3. Step 3: Cross multiply
    748,106.21x = 1,032,393.17 × 425,837.06
  4. Step 4: Simplify right side
    748,106.21x = 439,631,264,985.73
  5. Step 5: Solve for x
    x = 439,631,264,985.73/748,106.21
  6. Step 6: Final answer
    x = 587,658.89

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1.5x scale

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.