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Finding the Fourth Proportional to 554,618.62, 831,927.88 and 180,641.62

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Solution

The fourth proportional to 554,618.62, 831,927.88 and 180,641.62 is: 270,962.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,618.62 : 831,927.88 = 180,641.62 : x
  2. Step 2: Convert to fraction form
    554,618.62/831,927.88 = 180,641.62/x
  3. Step 3: Cross multiply
    554,618.62x = 831,927.88 × 180,641.62
  4. Step 4: Simplify right side
    554,618.62x = 150,280,799,966.37
  5. Step 5: Solve for x
    x = 150,280,799,966.37/554,618.62
  6. Step 6: Final answer
    x = 270,962.41

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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.