Home / 899,113.04-1,348,223.40-330,471.20

Finding the Fourth Proportional to 899,113.04, 1,348,223.40 and 330,471.20

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Solution

The fourth proportional to 899,113.04, 1,348,223.40 and 330,471.20 is: 495,542.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    899,113.04 : 1,348,223.40 = 330,471.20 : x
  2. Step 2: Convert to fraction form
    899,113.04/1,348,223.40 = 330,471.20/x
  3. Step 3: Cross multiply
    899,113.04x = 1,348,223.40 × 330,471.20
  4. Step 4: Simplify right side
    899,113.04x = 445,549,004,866.08
  5. Step 5: Solve for x
    x = 445,549,004,866.08/899,113.04
  6. Step 6: Final answer
    x = 495,542.81

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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.