Home / 360,938.12-498,106.31-207,964.14

Finding the Fourth Proportional to 360,938.12, 498,106.31 and 207,964.14

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Solution

The fourth proportional to 360,938.12, 498,106.31 and 207,964.14 is: 286,997.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,938.12 : 498,106.31 = 207,964.14 : x
  2. Step 2: Convert to fraction form
    360,938.12/498,106.31 = 207,964.14/x
  3. Step 3: Cross multiply
    360,938.12x = 498,106.31 × 207,964.14
  4. Step 4: Simplify right side
    360,938.12x = 103,588,249,347.90
  5. Step 5: Solve for x
    x = 103,588,249,347.90/360,938.12
  6. Step 6: Final answer
    x = 286,997.26

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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.