Home / 535,535.28-738,935.46-344,522.70

Finding the Fourth Proportional to 535,535.28, 738,935.46 and 344,522.70

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Solution

The fourth proportional to 535,535.28, 738,935.46 and 344,522.70 is: 475,374.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,535.28 : 738,935.46 = 344,522.70 : x
  2. Step 2: Convert to fraction form
    535,535.28/738,935.46 = 344,522.70/x
  3. Step 3: Cross multiply
    535,535.28x = 738,935.46 × 344,522.70
  4. Step 4: Simplify right side
    535,535.28x = 254,580,039,804.94
  5. Step 5: Solve for x
    x = 254,580,039,804.94/535,535.28
  6. Step 6: Final answer
    x = 475,374.92

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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.