Home / 700,748.92-1,047,283.32-511,607.64

Finding the Fourth Proportional to 700,748.92, 1,047,283.32 and 511,607.64

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Solution

The fourth proportional to 700,748.92, 1,047,283.32 and 511,607.64 is: 764,607.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    700,748.92 : 1,047,283.32 = 511,607.64 : x
  2. Step 2: Convert to fraction form
    700,748.92/1,047,283.32 = 511,607.64/x
  3. Step 3: Cross multiply
    700,748.92x = 1,047,283.32 × 511,607.64
  4. Step 4: Simplify right side
    700,748.92x = 535,798,147,756.57
  5. Step 5: Solve for x
    x = 535,798,147,756.57/700,748.92
  6. Step 6: Final answer
    x = 764,607.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.