Home / 876,000.60-1,314,000.90-285,024.60

Finding the Fourth Proportional to 876,000.60, 1,314,000.90 and 285,024.60

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Solution

The fourth proportional to 876,000.60, 1,314,000.90 and 285,024.60 is: 427,536.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,000.60 : 1,314,000.90 = 285,024.60 : x
  2. Step 2: Convert to fraction form
    876,000.60/1,314,000.90 = 285,024.60/x
  3. Step 3: Cross multiply
    876,000.60x = 1,314,000.90 × 285,024.60
  4. Step 4: Simplify right side
    876,000.60x = 374,522,580,922.14
  5. Step 5: Solve for x
    x = 374,522,580,922.14/876,000.60
  6. Step 6: Final answer
    x = 427,536.90

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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.