Home / 559,914.16-839,477.46-260,076.40

Finding the Fourth Proportional to 559,914.16, 839,477.46 and 260,076.40

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Solution

The fourth proportional to 559,914.16, 839,477.46 and 260,076.40 is: 389,931.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,914.16 : 839,477.46 = 260,076.40 : x
  2. Step 2: Convert to fraction form
    559,914.16/839,477.46 = 260,076.40/x
  3. Step 3: Cross multiply
    559,914.16x = 839,477.46 × 260,076.40
  4. Step 4: Simplify right side
    559,914.16x = 218,328,275,677.94
  5. Step 5: Solve for x
    x = 218,328,275,677.94/559,914.16
  6. Step 6: Final answer
    x = 389,931.69

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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.