Home / 874,023.39-1,312,242.57-603,516.69

Finding the Fourth Proportional to 874,023.39, 1,312,242.57 and 603,516.69

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Solution

The fourth proportional to 874,023.39, 1,312,242.57 and 603,516.69 is: 906,108.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    874,023.39 : 1,312,242.57 = 603,516.69 : x
  2. Step 2: Convert to fraction form
    874,023.39/1,312,242.57 = 603,516.69/x
  3. Step 3: Cross multiply
    874,023.39x = 1,312,242.57 × 603,516.69
  4. Step 4: Simplify right side
    874,023.39x = 791,960,292,323.49
  5. Step 5: Solve for x
    x = 791,960,292,323.49/874,023.39
  6. Step 6: Final answer
    x = 906,108.81

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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.