Home / 748,325.73-1,032,690.44-426,035.82

Finding the Fourth Proportional to 748,325.73, 1,032,690.44 and 426,035.82

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Solution

The fourth proportional to 748,325.73, 1,032,690.44 and 426,035.82 is: 587,929.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,325.73 : 1,032,690.44 = 426,035.82 : x
  2. Step 2: Convert to fraction form
    748,325.73/1,032,690.44 = 426,035.82/x
  3. Step 3: Cross multiply
    748,325.73x = 1,032,690.44 × 426,035.82
  4. Step 4: Simplify right side
    748,325.73x = 439,963,111,117.93
  5. Step 5: Solve for x
    x = 439,963,111,117.93/748,325.73
  6. Step 6: Final answer
    x = 587,929.96

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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.