Home / 465,933.46-698,901.14-128,975.08

Finding the Fourth Proportional to 465,933.46, 698,901.14 and 128,975.08

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Solution

The fourth proportional to 465,933.46, 698,901.14 and 128,975.08 is: 193,462.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,933.46 : 698,901.14 = 128,975.08 : x
  2. Step 2: Convert to fraction form
    465,933.46/698,901.14 = 128,975.08/x
  3. Step 3: Cross multiply
    465,933.46x = 698,901.14 × 128,975.08
  4. Step 4: Simplify right side
    465,933.46x = 90,140,830,443.59
  5. Step 5: Solve for x
    x = 90,140,830,443.59/465,933.46
  6. Step 6: Final answer
    x = 193,462.88

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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.