Home / 790,413.84-1,090,773.82-427,837.58

Finding the Fourth Proportional to 790,413.84, 1,090,773.82 and 427,837.58

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Solution

The fourth proportional to 790,413.84, 1,090,773.82 and 427,837.58 is: 590,417.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,413.84 : 1,090,773.82 = 427,837.58 : x
  2. Step 2: Convert to fraction form
    790,413.84/1,090,773.82 = 427,837.58/x
  3. Step 3: Cross multiply
    790,413.84x = 1,090,773.82 × 427,837.58
  4. Step 4: Simplify right side
    790,413.84x = 466,674,031,476.16
  5. Step 5: Solve for x
    x = 466,674,031,476.16/790,413.84
  6. Step 6: Final answer
    x = 590,417.33

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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.