Home / 934,695.60-1,402,043.40-303,673.20

Finding the Fourth Proportional to 934,695.60, 1,402,043.40 and 303,673.20

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Solution

The fourth proportional to 934,695.60, 1,402,043.40 and 303,673.20 is: 455,509.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    934,695.60 : 1,402,043.40 = 303,673.20 : x
  2. Step 2: Convert to fraction form
    934,695.60/1,402,043.40 = 303,673.20/x
  3. Step 3: Cross multiply
    934,695.60x = 1,402,043.40 × 303,673.20
  4. Step 4: Simplify right side
    934,695.60x = 425,763,005,816.88
  5. Step 5: Solve for x
    x = 425,763,005,816.88/934,695.60
  6. Step 6: Final answer
    x = 455,509.80

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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.