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Finding the Fourth Proportional to 302,312.64, 453,644.22 and 152,564.64

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Solution

The fourth proportional to 302,312.64, 453,644.22 and 152,564.64 is: 228,935.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,312.64 : 453,644.22 = 152,564.64 : x
  2. Step 2: Convert to fraction form
    302,312.64/453,644.22 = 152,564.64/x
  3. Step 3: Cross multiply
    302,312.64x = 453,644.22 × 152,564.64
  4. Step 4: Simplify right side
    302,312.64x = 69,210,067,112.38
  5. Step 5: Solve for x
    x = 69,210,067,112.38/302,312.64
  6. Step 6: Final answer
    x = 228,935.41

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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.