Home / 934,930.80-1,402,396.20-303,908.40

Finding the Fourth Proportional to 934,930.80, 1,402,396.20 and 303,908.40

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Solution

The fourth proportional to 934,930.80, 1,402,396.20 and 303,908.40 is: 455,862.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    934,930.80 : 1,402,396.20 = 303,908.40 : x
  2. Step 2: Convert to fraction form
    934,930.80/1,402,396.20 = 303,908.40/x
  3. Step 3: Cross multiply
    934,930.80x = 1,402,396.20 × 303,908.40
  4. Step 4: Simplify right side
    934,930.80x = 426,199,985,308.08
  5. Step 5: Solve for x
    x = 426,199,985,308.08/934,930.80
  6. Step 6: Final answer
    x = 455,862.60

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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.