Home / 1,049,748.40-1,574,776.20-339,655.60

Finding the Fourth Proportional to 1,049,748.40, 1,574,776.20 and 339,655.60

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Solution

The fourth proportional to 1,049,748.40, 1,574,776.20 and 339,655.60 is: 509,533.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,049,748.40 : 1,574,776.20 = 339,655.60 : x
  2. Step 2: Convert to fraction form
    1,049,748.40/1,574,776.20 = 339,655.60/x
  3. Step 3: Cross multiply
    1,049,748.40x = 1,574,776.20 × 339,655.60
  4. Step 4: Simplify right side
    1,049,748.40x = 534,881,555,076.72
  5. Step 5: Solve for x
    x = 534,881,555,076.72/1,049,748.40
  6. Step 6: Final answer
    x = 509,533.10

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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.