Home / 739,216.48-1,020,116.66-412,526.02

Finding the Fourth Proportional to 739,216.48, 1,020,116.66 and 412,526.02

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Solution

The fourth proportional to 739,216.48, 1,020,116.66 and 412,526.02 is: 569,284.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,216.48 : 1,020,116.66 = 412,526.02 : x
  2. Step 2: Convert to fraction form
    739,216.48/1,020,116.66 = 412,526.02/x
  3. Step 3: Cross multiply
    739,216.48x = 1,020,116.66 × 412,526.02
  4. Step 4: Simplify right side
    739,216.48x = 420,824,665,685.49
  5. Step 5: Solve for x
    x = 420,824,665,685.49/739,216.48
  6. Step 6: Final answer
    x = 569,284.75

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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.