Home / 907,615.63-1,361,567.97-300,426.12

Finding the Fourth Proportional to 907,615.63, 1,361,567.97 and 300,426.12

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Solution

The fourth proportional to 907,615.63, 1,361,567.97 and 300,426.12 is: 450,687.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,615.63 : 1,361,567.97 = 300,426.12 : x
  2. Step 2: Convert to fraction form
    907,615.63/1,361,567.97 = 300,426.12/x
  3. Step 3: Cross multiply
    907,615.63x = 1,361,567.97 × 300,426.12
  4. Step 4: Simplify right side
    907,615.63x = 409,050,574,033.41
  5. Step 5: Solve for x
    x = 409,050,574,033.41/907,615.63
  6. Step 6: Final answer
    x = 450,687.01

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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.