Home / 535,848.40-803,480.60-161,822.80

Finding the Fourth Proportional to 535,848.40, 803,480.60 and 161,822.80

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Solution

The fourth proportional to 535,848.40, 803,480.60 and 161,822.80 is: 242,646.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,848.40 : 803,480.60 = 161,822.80 : x
  2. Step 2: Convert to fraction form
    535,848.40/803,480.60 = 161,822.80/x
  3. Step 3: Cross multiply
    535,848.40x = 803,480.60 × 161,822.80
  4. Step 4: Simplify right side
    535,848.40x = 130,021,480,437.68
  5. Step 5: Solve for x
    x = 130,021,480,437.68/535,848.40
  6. Step 6: Final answer
    x = 242,646.02

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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.