Home / 535,377.02-738,840.96-293,669.78

Finding the Fourth Proportional to 535,377.02, 738,840.96 and 293,669.78

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Solution

The fourth proportional to 535,377.02, 738,840.96 and 293,669.78 is: 405,275.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,377.02 : 738,840.96 = 293,669.78 : x
  2. Step 2: Convert to fraction form
    535,377.02/738,840.96 = 293,669.78/x
  3. Step 3: Cross multiply
    535,377.02x = 738,840.96 × 293,669.78
  4. Step 4: Simplify right side
    535,377.02x = 216,975,258,483.98
  5. Step 5: Solve for x
    x = 216,975,258,483.98/535,377.02
  6. Step 6: Final answer
    x = 405,275.63

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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.