Home / 310,905.10-466,357.65-100,564.30

Finding the Fourth Proportional to 310,905.10, 466,357.65 and 100,564.30

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Solution

The fourth proportional to 310,905.10, 466,357.65 and 100,564.30 is: 150,846.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,905.10 : 466,357.65 = 100,564.30 : x
  2. Step 2: Convert to fraction form
    310,905.10/466,357.65 = 100,564.30/x
  3. Step 3: Cross multiply
    310,905.10x = 466,357.65 × 100,564.30
  4. Step 4: Simplify right side
    310,905.10x = 46,898,930,621.90
  5. Step 5: Solve for x
    x = 46,898,930,621.90/310,905.10
  6. Step 6: Final answer
    x = 150,846.45

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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.