Home / 670,466.18-1,005,034.98-314,843.60

Finding the Fourth Proportional to 670,466.18, 1,005,034.98 and 314,843.60

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Solution

The fourth proportional to 670,466.18, 1,005,034.98 and 314,843.60 is: 471,953.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,466.18 : 1,005,034.98 = 314,843.60 : x
  2. Step 2: Convert to fraction form
    670,466.18/1,005,034.98 = 314,843.60/x
  3. Step 3: Cross multiply
    670,466.18x = 1,005,034.98 × 314,843.60
  4. Step 4: Simplify right side
    670,466.18x = 316,428,831,229.13
  5. Step 5: Solve for x
    x = 316,428,831,229.13/670,466.18
  6. Step 6: Final answer
    x = 471,953.46

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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.