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Finding the Fourth Proportional to 535,015.89, 738,200.66 and 362,957.31

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Solution

The fourth proportional to 535,015.89, 738,200.66 and 362,957.31 is: 500,798.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,015.89 : 738,200.66 = 362,957.31 : x
  2. Step 2: Convert to fraction form
    535,015.89/738,200.66 = 362,957.31/x
  3. Step 3: Cross multiply
    535,015.89x = 738,200.66 × 362,957.31
  4. Step 4: Simplify right side
    535,015.89x = 267,935,323,979.04
  5. Step 5: Solve for x
    x = 267,935,323,979.04/535,015.89
  6. Step 6: Final answer
    x = 500,798.82

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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.