Home / 817,292.07-1,225,925.80-367,695.45

Finding the Fourth Proportional to 817,292.07, 1,225,925.80 and 367,695.45

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Solution

The fourth proportional to 817,292.07, 1,225,925.80 and 367,695.45 is: 551,537.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    817,292.07 : 1,225,925.80 = 367,695.45 : x
  2. Step 2: Convert to fraction form
    817,292.07/1,225,925.80 = 367,695.45/x
  3. Step 3: Cross multiply
    817,292.07x = 1,225,925.80 × 367,695.45
  4. Step 4: Simplify right side
    817,292.07x = 450,767,337,778.37
  5. Step 5: Solve for x
    x = 450,767,337,778.37/817,292.07
  6. Step 6: Final answer
    x = 551,537.64

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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.