Home / 817,113.56-1,225,658.66-367,515.50

Finding the Fourth Proportional to 817,113.56, 1,225,658.66 and 367,515.50

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Solution

The fourth proportional to 817,113.56, 1,225,658.66 and 367,515.50 is: 551,267.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    817,113.56 : 1,225,658.66 = 367,515.50 : x
  2. Step 2: Convert to fraction form
    817,113.56/1,225,658.66 = 367,515.50/x
  3. Step 3: Cross multiply
    817,113.56x = 1,225,658.66 × 367,515.50
  4. Step 4: Simplify right side
    817,113.56x = 450,448,547,293.36
  5. Step 5: Solve for x
    x = 450,448,547,293.36/817,113.56
  6. Step 6: Final answer
    x = 551,267.99

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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.