Home / 766,052.64-1,149,341.40-292,873.32

Finding the Fourth Proportional to 766,052.64, 1,149,341.40 and 292,873.32

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Solution

The fourth proportional to 766,052.64, 1,149,341.40 and 292,873.32 is: 439,410.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,052.64 : 1,149,341.40 = 292,873.32 : x
  2. Step 2: Convert to fraction form
    766,052.64/1,149,341.40 = 292,873.32/x
  3. Step 3: Cross multiply
    766,052.64x = 1,149,341.40 × 292,873.32
  4. Step 4: Simplify right side
    766,052.64x = 336,611,431,631.45
  5. Step 5: Solve for x
    x = 336,611,431,631.45/766,052.64
  6. Step 6: Final answer
    x = 439,410.31

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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.