Home / 1,005,637.42-1,508,502.61-331,777.62

Finding the Fourth Proportional to 1,005,637.42, 1,508,502.61 and 331,777.62

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Solution

The fourth proportional to 1,005,637.42, 1,508,502.61 and 331,777.62 is: 497,681.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,637.42 : 1,508,502.61 = 331,777.62 : x
  2. Step 2: Convert to fraction form
    1,005,637.42/1,508,502.61 = 331,777.62/x
  3. Step 3: Cross multiply
    1,005,637.42x = 1,508,502.61 × 331,777.62
  4. Step 4: Simplify right side
    1,005,637.42x = 500,487,405,709.59
  5. Step 5: Solve for x
    x = 500,487,405,709.59/1,005,637.42
  6. Step 6: Final answer
    x = 497,681.76

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1.5x scale

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.