Home / 738,841.08-1,108,261.80-177,875.64

Finding the Fourth Proportional to 738,841.08, 1,108,261.80 and 177,875.64

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Solution

The fourth proportional to 738,841.08, 1,108,261.80 and 177,875.64 is: 266,813.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,841.08 : 1,108,261.80 = 177,875.64 : x
  2. Step 2: Convert to fraction form
    738,841.08/1,108,261.80 = 177,875.64/x
  3. Step 3: Cross multiply
    738,841.08x = 1,108,261.80 × 177,875.64
  4. Step 4: Simplify right side
    738,841.08x = 197,132,776,962.55
  5. Step 5: Solve for x
    x = 197,132,776,962.55/738,841.08
  6. Step 6: Final answer
    x = 266,813.50

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Double scale
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Similar ratio
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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.