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Finding the Fourth Proportional to 600,390.09, 900,585.27 and 284,674.77

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Solution

The fourth proportional to 600,390.09, 900,585.27 and 284,674.77 is: 427,012.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    600,390.09 : 900,585.27 = 284,674.77 : x
  2. Step 2: Convert to fraction form
    600,390.09/900,585.27 = 284,674.77/x
  3. Step 3: Cross multiply
    600,390.09x = 900,585.27 × 284,674.77
  4. Step 4: Simplify right side
    600,390.09x = 256,373,904,602.64
  5. Step 5: Solve for x
    x = 256,373,904,602.64/600,390.09
  6. Step 6: Final answer
    x = 427,012.22

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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.