Home / 739,882.66-1,021,041.57-417,606.34

Finding the Fourth Proportional to 739,882.66, 1,021,041.57 and 417,606.34

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Solution

The fourth proportional to 739,882.66, 1,021,041.57 and 417,606.34 is: 576,298.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,882.66 : 1,021,041.57 = 417,606.34 : x
  2. Step 2: Convert to fraction form
    739,882.66/1,021,041.57 = 417,606.34/x
  3. Step 3: Cross multiply
    739,882.66x = 1,021,041.57 × 417,606.34
  4. Step 4: Simplify right side
    739,882.66x = 426,393,433,035.55
  5. Step 5: Solve for x
    x = 426,393,433,035.55/739,882.66
  6. Step 6: Final answer
    x = 576,298.72

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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.