Home / 803,086.37-1,108,239.22-458,900.46

Finding the Fourth Proportional to 803,086.37, 1,108,239.22 and 458,900.46

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Solution

The fourth proportional to 803,086.37, 1,108,239.22 and 458,900.46 is: 633,271.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,086.37 : 1,108,239.22 = 458,900.46 : x
  2. Step 2: Convert to fraction form
    803,086.37/1,108,239.22 = 458,900.46/x
  3. Step 3: Cross multiply
    803,086.37x = 1,108,239.22 × 458,900.46
  4. Step 4: Simplify right side
    803,086.37x = 508,571,487,848.04
  5. Step 5: Solve for x
    x = 508,571,487,848.04/803,086.37
  6. Step 6: Final answer
    x = 633,271.22

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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.