Home / 554,275.17-831,413.46-133,551.05

Finding the Fourth Proportional to 554,275.17, 831,413.46 and 133,551.05

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Solution

The fourth proportional to 554,275.17, 831,413.46 and 133,551.05 is: 200,326.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,275.17 : 831,413.46 = 133,551.05 : x
  2. Step 2: Convert to fraction form
    554,275.17/831,413.46 = 133,551.05/x
  3. Step 3: Cross multiply
    554,275.17x = 831,413.46 × 133,551.05
  4. Step 4: Simplify right side
    554,275.17x = 111,036,136,910.88
  5. Step 5: Solve for x
    x = 111,036,136,910.88/554,275.17
  6. Step 6: Final answer
    x = 200,326.74

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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.