Home / 908,803.70-1,363,205.55-731,656.70

Finding the Fourth Proportional to 908,803.70, 1,363,205.55 and 731,656.70

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Solution

The fourth proportional to 908,803.70, 1,363,205.55 and 731,656.70 is: 1,097,485.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,803.70 : 1,363,205.55 = 731,656.70 : x
  2. Step 2: Convert to fraction form
    908,803.70/1,363,205.55 = 731,656.70/x
  3. Step 3: Cross multiply
    908,803.70x = 1,363,205.55 × 731,656.70
  4. Step 4: Simplify right side
    908,803.70x = 997,398,474,134.69
  5. Step 5: Solve for x
    x = 997,398,474,134.69/908,803.70
  6. Step 6: Final answer
    x = 1,097,485.05

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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.