Home / 738,959.81-1,019,775.89-432,962.96

Finding the Fourth Proportional to 738,959.81, 1,019,775.89 and 432,962.96

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Solution

The fourth proportional to 738,959.81, 1,019,775.89 and 432,962.96 is: 597,495.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,959.81 : 1,019,775.89 = 432,962.96 : x
  2. Step 2: Convert to fraction form
    738,959.81/1,019,775.89 = 432,962.96/x
  3. Step 3: Cross multiply
    738,959.81x = 1,019,775.89 × 432,962.96
  4. Step 4: Simplify right side
    738,959.81x = 441,525,187,871.03
  5. Step 5: Solve for x
    x = 441,525,187,871.03/738,959.81
  6. Step 6: Final answer
    x = 597,495.54

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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.