Home / 960,019.60-1,440,029.40-603,878.80

Finding the Fourth Proportional to 960,019.60, 1,440,029.40 and 603,878.80

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Solution

The fourth proportional to 960,019.60, 1,440,029.40 and 603,878.80 is: 905,818.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    960,019.60 : 1,440,029.40 = 603,878.80 : x
  2. Step 2: Convert to fraction form
    960,019.60/1,440,029.40 = 603,878.80/x
  3. Step 3: Cross multiply
    960,019.60x = 1,440,029.40 × 603,878.80
  4. Step 4: Simplify right side
    960,019.60x = 869,603,226,036.72
  5. Step 5: Solve for x
    x = 869,603,226,036.72/960,019.60
  6. Step 6: Final answer
    x = 905,818.20

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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.