Home / 1,049,746.40-1,575,008.40-339,797.60

Finding the Fourth Proportional to 1,049,746.40, 1,575,008.40 and 339,797.60

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Solution

The fourth proportional to 1,049,746.40, 1,575,008.40 and 339,797.60 is: 509,822.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,049,746.40 : 1,575,008.40 = 339,797.60 : x
  2. Step 2: Convert to fraction form
    1,049,746.40/1,575,008.40 = 339,797.60/x
  3. Step 3: Cross multiply
    1,049,746.40x = 1,575,008.40 × 339,797.60
  4. Step 4: Simplify right side
    1,049,746.40x = 535,184,074,299.84
  5. Step 5: Solve for x
    x = 535,184,074,299.84/1,049,746.40
  6. Step 6: Final answer
    x = 509,822.25

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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.