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Finding the Fourth Proportional to 602,158.40, 903,237.60 and 504,180.80

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Solution

The fourth proportional to 602,158.40, 903,237.60 and 504,180.80 is: 756,271.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,158.40 : 903,237.60 = 504,180.80 : x
  2. Step 2: Convert to fraction form
    602,158.40/903,237.60 = 504,180.80/x
  3. Step 3: Cross multiply
    602,158.40x = 903,237.60 × 504,180.80
  4. Step 4: Simplify right side
    602,158.40x = 455,395,055,758.08
  5. Step 5: Solve for x
    x = 455,395,055,758.08/602,158.40
  6. Step 6: Final answer
    x = 756,271.20

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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.