Home / 1,003,095.60-1,504,643.40-443,223.60

Finding the Fourth Proportional to 1,003,095.60, 1,504,643.40 and 443,223.60

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Solution

The fourth proportional to 1,003,095.60, 1,504,643.40 and 443,223.60 is: 664,835.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,003,095.60 : 1,504,643.40 = 443,223.60 : x
  2. Step 2: Convert to fraction form
    1,003,095.60/1,504,643.40 = 443,223.60/x
  3. Step 3: Cross multiply
    1,003,095.60x = 1,504,643.40 × 443,223.60
  4. Step 4: Simplify right side
    1,003,095.60x = 666,893,464,464.24
  5. Step 5: Solve for x
    x = 666,893,464,464.24/1,003,095.60
  6. Step 6: Final answer
    x = 664,835.40

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Double scale
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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.