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Finding the Fourth Proportional to 655,348.04, 904,322.72 and 364,937.67

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Solution

The fourth proportional to 655,348.04, 904,322.72 and 364,937.67 is: 503,581.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,348.04 : 904,322.72 = 364,937.67 : x
  2. Step 2: Convert to fraction form
    655,348.04/904,322.72 = 364,937.67/x
  3. Step 3: Cross multiply
    655,348.04x = 904,322.72 × 364,937.67
  4. Step 4: Simplify right side
    655,348.04x = 330,021,424,540.17
  5. Step 5: Solve for x
    x = 330,021,424,540.17/655,348.04
  6. Step 6: Final answer
    x = 503,581.92

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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.