Home / 803,529.72-1,108,596.36-459,118.56

Finding the Fourth Proportional to 803,529.72, 1,108,596.36 and 459,118.56

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Solution

The fourth proportional to 803,529.72, 1,108,596.36 and 459,118.56 is: 633,426.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,529.72 : 1,108,596.36 = 459,118.56 : x
  2. Step 2: Convert to fraction form
    803,529.72/1,108,596.36 = 459,118.56/x
  3. Step 3: Cross multiply
    803,529.72x = 1,108,596.36 × 459,118.56
  4. Step 4: Simplify right side
    803,529.72x = 508,977,164,424.44
  5. Step 5: Solve for x
    x = 508,977,164,424.44/803,529.72
  6. Step 6: Final answer
    x = 633,426.68

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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.