Home / 899,094.28-1,240,700.34-517,127.44

Finding the Fourth Proportional to 899,094.28, 1,240,700.34 and 517,127.44

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Solution

The fourth proportional to 899,094.28, 1,240,700.34 and 517,127.44 is: 713,607.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    899,094.28 : 1,240,700.34 = 517,127.44 : x
  2. Step 2: Convert to fraction form
    899,094.28/1,240,700.34 = 517,127.44/x
  3. Step 3: Cross multiply
    899,094.28x = 1,240,700.34 × 517,127.44
  4. Step 4: Simplify right side
    899,094.28x = 641,600,190,631.33
  5. Step 5: Solve for x
    x = 641,600,190,631.33/899,094.28
  6. Step 6: Final answer
    x = 713,607.24

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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.