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Finding the Fourth Proportional to 604,379.34, 904,332.87 and 364,632.30

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Solution

The fourth proportional to 604,379.34, 904,332.87 and 364,632.30 is: 545,599.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,379.34 : 904,332.87 = 364,632.30 : x
  2. Step 2: Convert to fraction form
    604,379.34/904,332.87 = 364,632.30/x
  3. Step 3: Cross multiply
    604,379.34x = 904,332.87 × 364,632.30
  4. Step 4: Simplify right side
    604,379.34x = 329,748,974,353.70
  5. Step 5: Solve for x
    x = 329,748,974,353.70/604,379.34
  6. Step 6: Final answer
    x = 545,599.35

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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.