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Finding the Fourth Proportional to 653,658.94, 902,133.59 and 367,178.94

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Solution

The fourth proportional to 653,658.94, 902,133.59 and 367,178.94 is: 506,754.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,658.94 : 902,133.59 = 367,178.94 : x
  2. Step 2: Convert to fraction form
    653,658.94/902,133.59 = 367,178.94/x
  3. Step 3: Cross multiply
    653,658.94x = 902,133.59 × 367,178.94
  4. Step 4: Simplify right side
    653,658.94x = 331,244,455,314.60
  5. Step 5: Solve for x
    x = 331,244,455,314.60/653,658.94
  6. Step 6: Final answer
    x = 506,754.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.