Home / 346,053.44-519,080.16-135,790.40

Finding the Fourth Proportional to 346,053.44, 519,080.16 and 135,790.40

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Solution

The fourth proportional to 346,053.44, 519,080.16 and 135,790.40 is: 203,685.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,053.44 : 519,080.16 = 135,790.40 : x
  2. Step 2: Convert to fraction form
    346,053.44/519,080.16 = 135,790.40/x
  3. Step 3: Cross multiply
    346,053.44x = 519,080.16 × 135,790.40
  4. Step 4: Simplify right side
    346,053.44x = 70,486,102,558.46
  5. Step 5: Solve for x
    x = 70,486,102,558.46/346,053.44
  6. Step 6: Final answer
    x = 203,685.60

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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.