Home / 1,049,697.40-1,574,934.90-339,748.60

Finding the Fourth Proportional to 1,049,697.40, 1,574,934.90 and 339,748.60

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Solution

The fourth proportional to 1,049,697.40, 1,574,934.90 and 339,748.60 is: 509,748.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,049,697.40 : 1,574,934.90 = 339,748.60 : x
  2. Step 2: Convert to fraction form
    1,049,697.40/1,574,934.90 = 339,748.60/x
  3. Step 3: Cross multiply
    1,049,697.40x = 1,574,934.90 × 339,748.60
  4. Step 4: Simplify right side
    1,049,697.40x = 535,081,927,366.14
  5. Step 5: Solve for x
    x = 535,081,927,366.14/1,049,697.40
  6. Step 6: Final answer
    x = 509,748.74

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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.