Home / 901,905.86-1,352,983.03-303,038.15

Finding the Fourth Proportional to 901,905.86, 1,352,983.03 and 303,038.15

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Solution

The fourth proportional to 901,905.86, 1,352,983.03 and 303,038.15 is: 454,598.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    901,905.86 : 1,352,983.03 = 303,038.15 : x
  2. Step 2: Convert to fraction form
    901,905.86/1,352,983.03 = 303,038.15/x
  3. Step 3: Cross multiply
    901,905.86x = 1,352,983.03 × 303,038.15
  4. Step 4: Simplify right side
    901,905.86x = 410,005,466,870.08
  5. Step 5: Solve for x
    x = 410,005,466,870.08/901,905.86
  6. Step 6: Final answer
    x = 454,598.96

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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.