Home / 698,526.56-1,047,796.32-277,909.76

Finding the Fourth Proportional to 698,526.56, 1,047,796.32 and 277,909.76

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Solution

The fourth proportional to 698,526.56, 1,047,796.32 and 277,909.76 is: 416,867.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,526.56 : 1,047,796.32 = 277,909.76 : x
  2. Step 2: Convert to fraction form
    698,526.56/1,047,796.32 = 277,909.76/x
  3. Step 3: Cross multiply
    698,526.56x = 1,047,796.32 × 277,909.76
  4. Step 4: Simplify right side
    698,526.56x = 291,192,823,820.08
  5. Step 5: Solve for x
    x = 291,192,823,820.08/698,526.56
  6. Step 6: Final answer
    x = 416,867.22

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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.