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Finding the Fourth Proportional to 507,451.61, 700,282.97 and 303,502.52

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Solution

The fourth proportional to 507,451.61, 700,282.97 and 303,502.52 is: 418,833.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,451.61 : 700,282.97 = 303,502.52 : x
  2. Step 2: Convert to fraction form
    507,451.61/700,282.97 = 303,502.52/x
  3. Step 3: Cross multiply
    507,451.61x = 700,282.97 × 303,502.52
  4. Step 4: Simplify right side
    507,451.61x = 212,537,648,617.55
  5. Step 5: Solve for x
    x = 212,537,648,617.55/507,451.61
  6. Step 6: Final answer
    x = 418,833.34

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1.5x scale

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.