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Finding the Fourth Proportional to 302,003.35, 453,005.03 and 162,035.35

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Solution

The fourth proportional to 302,003.35, 453,005.03 and 162,035.35 is: 243,053.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,003.35 : 453,005.03 = 162,035.35 : x
  2. Step 2: Convert to fraction form
    302,003.35/453,005.03 = 162,035.35/x
  3. Step 3: Cross multiply
    302,003.35x = 453,005.03 × 162,035.35
  4. Step 4: Simplify right side
    302,003.35x = 73,402,828,587.81
  5. Step 5: Solve for x
    x = 73,402,828,587.81/302,003.35
  6. Step 6: Final answer
    x = 243,053.03

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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.