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Finding the Fourth Proportional to 403,458.37, 603,502.04 and 283,506.89

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Solution

The fourth proportional to 403,458.37, 603,502.04 and 283,506.89 is: 424,075.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,458.37 : 603,502.04 = 283,506.89 : x
  2. Step 2: Convert to fraction form
    403,458.37/603,502.04 = 283,506.89/x
  3. Step 3: Cross multiply
    403,458.37x = 603,502.04 × 283,506.89
  4. Step 4: Simplify right side
    403,458.37x = 171,096,984,160.31
  5. Step 5: Solve for x
    x = 171,096,984,160.31/403,458.37
  6. Step 6: Final answer
    x = 424,075.93

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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.