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Finding the Fourth Proportional to 302,565.20, 453,847.80 and 203,032.40

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Solution

The fourth proportional to 302,565.20, 453,847.80 and 203,032.40 is: 304,548.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,565.20 : 453,847.80 = 203,032.40 : x
  2. Step 2: Convert to fraction form
    302,565.20/453,847.80 = 203,032.40/x
  3. Step 3: Cross multiply
    302,565.20x = 453,847.80 × 203,032.40
  4. Step 4: Simplify right side
    302,565.20x = 92,145,808,068.72
  5. Step 5: Solve for x
    x = 92,145,808,068.72/302,565.20
  6. Step 6: Final answer
    x = 304,548.60

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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.