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Finding the Fourth Proportional to 653,838.85, 902,298.41 and 367,358.77

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Solution

The fourth proportional to 653,838.85, 902,298.41 and 367,358.77 is: 506,955.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,838.85 : 902,298.41 = 367,358.77 : x
  2. Step 2: Convert to fraction form
    653,838.85/902,298.41 = 367,358.77/x
  3. Step 3: Cross multiply
    653,838.85x = 902,298.41 × 367,358.77
  4. Step 4: Simplify right side
    653,838.85x = 331,467,232,233.76
  5. Step 5: Solve for x
    x = 331,467,232,233.76/653,838.85
  6. Step 6: Final answer
    x = 506,955.55

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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.