Home / 592,413.26-817,526.48-320,480.06

Finding the Fourth Proportional to 592,413.26, 817,526.48 and 320,480.06

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Solution

The fourth proportional to 592,413.26, 817,526.48 and 320,480.06 is: 442,260.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,413.26 : 817,526.48 = 320,480.06 : x
  2. Step 2: Convert to fraction form
    592,413.26/817,526.48 = 320,480.06/x
  3. Step 3: Cross multiply
    592,413.26x = 817,526.48 × 320,480.06
  4. Step 4: Simplify right side
    592,413.26x = 262,000,935,361.99
  5. Step 5: Solve for x
    x = 262,000,935,361.99/592,413.26
  6. Step 6: Final answer
    x = 442,260.42

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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.