Home / 610,413.24-842,355.18-338,482.20

Finding the Fourth Proportional to 610,413.24, 842,355.18 and 338,482.20

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Solution

The fourth proportional to 610,413.24, 842,355.18 and 338,482.20 is: 467,097.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    610,413.24 : 842,355.18 = 338,482.20 : x
  2. Step 2: Convert to fraction form
    610,413.24/842,355.18 = 338,482.20/x
  3. Step 3: Cross multiply
    610,413.24x = 842,355.18 × 338,482.20
  4. Step 4: Simplify right side
    610,413.24x = 285,122,234,507.80
  5. Step 5: Solve for x
    x = 285,122,234,507.80/610,413.24
  6. Step 6: Final answer
    x = 467,097.07

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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.