Home / 855,147.04-1,180,466.40-533,017.60

Finding the Fourth Proportional to 855,147.04, 1,180,466.40 and 533,017.60

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Solution

The fourth proportional to 855,147.04, 1,180,466.40 and 533,017.60 is: 735,790.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,147.04 : 1,180,466.40 = 533,017.60 : x
  2. Step 2: Convert to fraction form
    855,147.04/1,180,466.40 = 533,017.60/x
  3. Step 3: Cross multiply
    855,147.04x = 1,180,466.40 × 533,017.60
  4. Step 4: Simplify right side
    855,147.04x = 629,209,367,408.64
  5. Step 5: Solve for x
    x = 629,209,367,408.64/855,147.04
  6. Step 6: Final answer
    x = 735,790.85

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.