Home / 1,077,475.20-1,615,953.60-329,527.68

Finding the Fourth Proportional to 1,077,475.20, 1,615,953.60 and 329,527.68

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Solution

The fourth proportional to 1,077,475.20, 1,615,953.60 and 329,527.68 is: 494,212.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,077,475.20 : 1,615,953.60 = 329,527.68 : x
  2. Step 2: Convert to fraction form
    1,077,475.20/1,615,953.60 = 329,527.68/x
  3. Step 3: Cross multiply
    1,077,475.20x = 1,615,953.60 × 329,527.68
  4. Step 4: Simplify right side
    1,077,475.20x = 532,501,440,795.65
  5. Step 5: Solve for x
    x = 532,501,440,795.65/1,077,475.20
  6. Step 6: Final answer
    x = 494,212.25

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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.