Home / 1,439,759.72-2,159,417.64-480,232.10

Finding the Fourth Proportional to 1,439,759.72, 2,159,417.64 and 480,232.10

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Solution

The fourth proportional to 1,439,759.72, 2,159,417.64 and 480,232.10 is: 720,274.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,439,759.72 : 2,159,417.64 = 480,232.10 : x
  2. Step 2: Convert to fraction form
    1,439,759.72/2,159,417.64 = 480,232.10/x
  3. Step 3: Cross multiply
    1,439,759.72x = 2,159,417.64 × 480,232.10
  4. Step 4: Simplify right side
    1,439,759.72x = 1,037,021,668,034.24
  5. Step 5: Solve for x
    x = 1,037,021,668,034.24/1,439,759.72
  6. Step 6: Final answer
    x = 720,274.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.