Home / 689,064.48-1,034,102.16-452,324.16

Finding the Fourth Proportional to 689,064.48, 1,034,102.16 and 452,324.16

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Solution

The fourth proportional to 689,064.48, 1,034,102.16 and 452,324.16 is: 678,818.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    689,064.48 : 1,034,102.16 = 452,324.16 : x
  2. Step 2: Convert to fraction form
    689,064.48/1,034,102.16 = 452,324.16/x
  3. Step 3: Cross multiply
    689,064.48x = 1,034,102.16 × 452,324.16
  4. Step 4: Simplify right side
    689,064.48x = 467,749,390,876.19
  5. Step 5: Solve for x
    x = 467,749,390,876.19/689,064.48
  6. Step 6: Final answer
    x = 678,818.03

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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.