Home / 849,145.32-1,171,749.24-500,230.08

Finding the Fourth Proportional to 849,145.32, 1,171,749.24 and 500,230.08

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Solution

The fourth proportional to 849,145.32, 1,171,749.24 and 500,230.08 is: 690,275.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,145.32 : 1,171,749.24 = 500,230.08 : x
  2. Step 2: Convert to fraction form
    849,145.32/1,171,749.24 = 500,230.08/x
  3. Step 3: Cross multiply
    849,145.32x = 1,171,749.24 × 500,230.08
  4. Step 4: Simplify right side
    849,145.32x = 586,144,216,065.14
  5. Step 5: Solve for x
    x = 586,144,216,065.14/849,145.32
  6. Step 6: Final answer
    x = 690,275.51

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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.