Home / 670,466.68-1,005,035.73-314,844.10

Finding the Fourth Proportional to 670,466.68, 1,005,035.73 and 314,844.10

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Solution

The fourth proportional to 670,466.68, 1,005,035.73 and 314,844.10 is: 471,954.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,466.68 : 1,005,035.73 = 314,844.10 : x
  2. Step 2: Convert to fraction form
    670,466.68/1,005,035.73 = 314,844.10/x
  3. Step 3: Cross multiply
    670,466.68x = 1,005,035.73 × 314,844.10
  4. Step 4: Simplify right side
    670,466.68x = 316,429,569,879.69
  5. Step 5: Solve for x
    x = 316,429,569,879.69/670,466.68
  6. Step 6: Final answer
    x = 471,954.21

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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.