Home / 967,073.09-1,334,219.78-553,307.63

Finding the Fourth Proportional to 967,073.09, 1,334,219.78 and 553,307.63

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Solution

The fourth proportional to 967,073.09, 1,334,219.78 and 553,307.63 is: 763,369.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    967,073.09 : 1,334,219.78 = 553,307.63 : x
  2. Step 2: Convert to fraction form
    967,073.09/1,334,219.78 = 553,307.63/x
  3. Step 3: Cross multiply
    967,073.09x = 1,334,219.78 × 553,307.63
  4. Step 4: Simplify right side
    967,073.09x = 738,233,979,083.09
  5. Step 5: Solve for x
    x = 738,233,979,083.09/967,073.09
  6. Step 6: Final answer
    x = 763,369.38

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.