Home / 817,312.22-1,225,956.01-367,715.60

Finding the Fourth Proportional to 817,312.22, 1,225,956.01 and 367,715.60

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Solution

The fourth proportional to 817,312.22, 1,225,956.01 and 367,715.60 is: 551,567.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    817,312.22 : 1,225,956.01 = 367,715.60 : x
  2. Step 2: Convert to fraction form
    817,312.22/1,225,956.01 = 367,715.60/x
  3. Step 3: Cross multiply
    817,312.22x = 1,225,956.01 × 367,715.60
  4. Step 4: Simplify right side
    817,312.22x = 450,803,148,028.49
  5. Step 5: Solve for x
    x = 450,803,148,028.49/817,312.22
  6. Step 6: Final answer
    x = 551,567.85

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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.