Home / 985,115.34-1,475,534.61-604,881.90

Finding the Fourth Proportional to 985,115.34, 1,475,534.61 and 604,881.90

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Solution

The fourth proportional to 985,115.34, 1,475,534.61 and 604,881.90 is: 906,009.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    985,115.34 : 1,475,534.61 = 604,881.90 : x
  2. Step 2: Convert to fraction form
    985,115.34/1,475,534.61 = 604,881.90/x
  3. Step 3: Cross multiply
    985,115.34x = 1,475,534.61 × 604,881.90
  4. Step 4: Simplify right side
    985,115.34x = 892,524,178,412.56
  5. Step 5: Solve for x
    x = 892,524,178,412.56/985,115.34
  6. Step 6: Final answer
    x = 906,009.83

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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.