Home / 553,260.20-829,890.30-504,271.40

Finding the Fourth Proportional to 553,260.20, 829,890.30 and 504,271.40

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Solution

The fourth proportional to 553,260.20, 829,890.30 and 504,271.40 is: 756,407.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    553,260.20 : 829,890.30 = 504,271.40 : x
  2. Step 2: Convert to fraction form
    553,260.20/829,890.30 = 504,271.40/x
  3. Step 3: Cross multiply
    553,260.20x = 829,890.30 × 504,271.40
  4. Step 4: Simplify right side
    553,260.20x = 418,489,943,427.42
  5. Step 5: Solve for x
    x = 418,489,943,427.42/553,260.20
  6. Step 6: Final answer
    x = 756,407.10

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Double scale
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Similar ratio
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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.