Home / 783,547.58-1,175,321.64-214,934.60

Finding the Fourth Proportional to 783,547.58, 1,175,321.64 and 214,934.60

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Solution

The fourth proportional to 783,547.58, 1,175,321.64 and 214,934.60 is: 322,401.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,547.58 : 1,175,321.64 = 214,934.60 : x
  2. Step 2: Convert to fraction form
    783,547.58/1,175,321.64 = 214,934.60/x
  3. Step 3: Cross multiply
    783,547.58x = 1,175,321.64 × 214,934.60
  4. Step 4: Simplify right side
    783,547.58x = 252,617,286,564.74
  5. Step 5: Solve for x
    x = 252,617,286,564.74/783,547.58
  6. Step 6: Final answer
    x = 322,401.97

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1.5x scale

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.