Home / 1,009,047.13-1,392,495.91-550,157.96

Finding the Fourth Proportional to 1,009,047.13, 1,392,495.91 and 550,157.96

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Solution

The fourth proportional to 1,009,047.13, 1,392,495.91 and 550,157.96 is: 759,223.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,047.13 : 1,392,495.91 = 550,157.96 : x
  2. Step 2: Convert to fraction form
    1,009,047.13/1,392,495.91 = 550,157.96/x
  3. Step 3: Cross multiply
    1,009,047.13x = 1,392,495.91 × 550,157.96
  4. Step 4: Simplify right side
    1,009,047.13x = 766,092,709,153.94
  5. Step 5: Solve for x
    x = 766,092,709,153.94/1,009,047.13
  6. Step 6: Final answer
    x = 759,223.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.