Home / 302,587.40-453,881.10-201,110.60

Finding the Fourth Proportional to 302,587.40, 453,881.10 and 201,110.60

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Solution

The fourth proportional to 302,587.40, 453,881.10 and 201,110.60 is: 301,665.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,587.40 : 453,881.10 = 201,110.60 : x
  2. Step 2: Convert to fraction form
    302,587.40/453,881.10 = 201,110.60/x
  3. Step 3: Cross multiply
    302,587.40x = 453,881.10 × 201,110.60
  4. Step 4: Simplify right side
    302,587.40x = 91,280,300,349.66
  5. Step 5: Solve for x
    x = 91,280,300,349.66/302,587.40
  6. Step 6: Final answer
    x = 301,665.90

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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.