Home / 1,050,288.40-1,575,432.60-518,064.40

Finding the Fourth Proportional to 1,050,288.40, 1,575,432.60 and 518,064.40

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Solution

The fourth proportional to 1,050,288.40, 1,575,432.60 and 518,064.40 is: 777,096.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,050,288.40 : 1,575,432.60 = 518,064.40 : x
  2. Step 2: Convert to fraction form
    1,050,288.40/1,575,432.60 = 518,064.40/x
  3. Step 3: Cross multiply
    1,050,288.40x = 1,575,432.60 × 518,064.40
  4. Step 4: Simplify right side
    1,050,288.40x = 816,175,544,659.44
  5. Step 5: Solve for x
    x = 816,175,544,659.44/1,050,288.40
  6. Step 6: Final answer
    x = 777,096.60

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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.