Home / 1,157,816.40-1,736,232.51-474,231.98

Finding the Fourth Proportional to 1,157,816.40, 1,736,232.51 and 474,231.98

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Solution

The fourth proportional to 1,157,816.40, 1,736,232.51 and 474,231.98 is: 711,146.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,157,816.40 : 1,736,232.51 = 474,231.98 : x
  2. Step 2: Convert to fraction form
    1,157,816.40/1,736,232.51 = 474,231.98/x
  3. Step 3: Cross multiply
    1,157,816.40x = 1,736,232.51 × 474,231.98
  4. Step 4: Simplify right side
    1,157,816.40x = 823,376,972,276.51
  5. Step 5: Solve for x
    x = 823,376,972,276.51/1,157,816.40
  6. Step 6: Final answer
    x = 711,146.41

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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.