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Finding the Fourth Proportional to 302,402.35, 453,603.53 and 223,670.35

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Solution

The fourth proportional to 302,402.35, 453,603.53 and 223,670.35 is: 335,505.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,402.35 : 453,603.53 = 223,670.35 : x
  2. Step 2: Convert to fraction form
    302,402.35/453,603.53 = 223,670.35/x
  3. Step 3: Cross multiply
    302,402.35x = 453,603.53 × 223,670.35
  4. Step 4: Simplify right side
    302,402.35x = 101,457,660,316.34
  5. Step 5: Solve for x
    x = 101,457,660,316.34/302,402.35
  6. Step 6: Final answer
    x = 335,505.53

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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.