Home / 749,358.94-1,034,133.05-427,099.02

Finding the Fourth Proportional to 749,358.94, 1,034,133.05 and 427,099.02

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Solution

The fourth proportional to 749,358.94, 1,034,133.05 and 427,099.02 is: 589,406.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,358.94 : 1,034,133.05 = 427,099.02 : x
  2. Step 2: Convert to fraction form
    749,358.94/1,034,133.05 = 427,099.02/x
  3. Step 3: Cross multiply
    749,358.94x = 1,034,133.05 × 427,099.02
  4. Step 4: Simplify right side
    749,358.94x = 441,677,212,204.61
  5. Step 5: Solve for x
    x = 441,677,212,204.61/749,358.94
  6. Step 6: Final answer
    x = 589,406.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.