Home / 1,065,413.20-1,598,046.90-345,744.40

Finding the Fourth Proportional to 1,065,413.20, 1,598,046.90 and 345,744.40

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Solution

The fourth proportional to 1,065,413.20, 1,598,046.90 and 345,744.40 is: 518,592.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,065,413.20 : 1,598,046.90 = 345,744.40 : x
  2. Step 2: Convert to fraction form
    1,065,413.20/1,598,046.90 = 345,744.40/x
  3. Step 3: Cross multiply
    1,065,413.20x = 1,598,046.90 × 345,744.40
  4. Step 4: Simplify right side
    1,065,413.20x = 552,515,766,612.36
  5. Step 5: Solve for x
    x = 552,515,766,612.36/1,065,413.20
  6. Step 6: Final answer
    x = 518,592.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.