Home / 977,388.20-1,466,033.70-504,121.40

Finding the Fourth Proportional to 977,388.20, 1,466,033.70 and 504,121.40

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Solution

The fourth proportional to 977,388.20, 1,466,033.70 and 504,121.40 is: 756,157.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,388.20 : 1,466,033.70 = 504,121.40 : x
  2. Step 2: Convert to fraction form
    977,388.20/1,466,033.70 = 504,121.40/x
  3. Step 3: Cross multiply
    977,388.20x = 1,466,033.70 × 504,121.40
  4. Step 4: Simplify right side
    977,388.20x = 739,058,961,291.18
  5. Step 5: Solve for x
    x = 739,058,961,291.18/977,388.20
  6. Step 6: Final answer
    x = 756,157.03

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Double scale
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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.