Home / 899,017.20-1,348,722.72-338,051.70

Finding the Fourth Proportional to 899,017.20, 1,348,722.72 and 338,051.70

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Solution

The fourth proportional to 899,017.20, 1,348,722.72 and 338,051.70 is: 507,151.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    899,017.20 : 1,348,722.72 = 338,051.70 : x
  2. Step 2: Convert to fraction form
    899,017.20/1,348,722.72 = 338,051.70/x
  3. Step 3: Cross multiply
    899,017.20x = 1,348,722.72 × 338,051.70
  4. Step 4: Simplify right side
    899,017.20x = 455,938,008,324.62
  5. Step 5: Solve for x
    x = 455,938,008,324.62/899,017.20
  6. Step 6: Final answer
    x = 507,151.60

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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.