Home / 685,008.16-1,026,390.22-364,820.10

Finding the Fourth Proportional to 685,008.16, 1,026,390.22 and 364,820.10

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Solution

The fourth proportional to 685,008.16, 1,026,390.22 and 364,820.10 is: 546,632.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    685,008.16 : 1,026,390.22 = 364,820.10 : x
  2. Step 2: Convert to fraction form
    685,008.16/1,026,390.22 = 364,820.10/x
  3. Step 3: Cross multiply
    685,008.16x = 1,026,390.22 × 364,820.10
  4. Step 4: Simplify right side
    685,008.16x = 374,447,782,699.42
  5. Step 5: Solve for x
    x = 374,447,782,699.42/685,008.16
  6. Step 6: Final answer
    x = 546,632.59

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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.