Home / 1,067,509.95-1,601,347.02-309,361.80

Finding the Fourth Proportional to 1,067,509.95, 1,601,347.02 and 309,361.80

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Solution

The fourth proportional to 1,067,509.95, 1,601,347.02 and 309,361.80 is: 464,066.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,067,509.95 : 1,601,347.02 = 309,361.80 : x
  2. Step 2: Convert to fraction form
    1,067,509.95/1,601,347.02 = 309,361.80/x
  3. Step 3: Cross multiply
    1,067,509.95x = 1,601,347.02 × 309,361.80
  4. Step 4: Simplify right side
    1,067,509.95x = 495,395,596,531.84
  5. Step 5: Solve for x
    x = 495,395,596,531.84/1,067,509.95
  6. Step 6: Final answer
    x = 464,066.49

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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.