Home / 897,367.02-1,346,311.22-290,142.42

Finding the Fourth Proportional to 897,367.02, 1,346,311.22 and 290,142.42

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Solution

The fourth proportional to 897,367.02, 1,346,311.22 and 290,142.42 is: 435,297.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,367.02 : 1,346,311.22 = 290,142.42 : x
  2. Step 2: Convert to fraction form
    897,367.02/1,346,311.22 = 290,142.42/x
  3. Step 3: Cross multiply
    897,367.02x = 1,346,311.22 × 290,142.42
  4. Step 4: Simplify right side
    897,367.02x = 390,621,993,993.24
  5. Step 5: Solve for x
    x = 390,621,993,993.24/897,367.02
  6. Step 6: Final answer
    x = 435,297.92

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Double scale
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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.