Home / 975,857.21-1,463,637.86-265,941.89

Finding the Fourth Proportional to 975,857.21, 1,463,637.86 and 265,941.89

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Solution

The fourth proportional to 975,857.21, 1,463,637.86 and 265,941.89 is: 398,872.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    975,857.21 : 1,463,637.86 = 265,941.89 : x
  2. Step 2: Convert to fraction form
    975,857.21/1,463,637.86 = 265,941.89/x
  3. Step 3: Cross multiply
    975,857.21x = 1,463,637.86 × 265,941.89
  4. Step 4: Simplify right side
    975,857.21x = 389,242,617,434.25
  5. Step 5: Solve for x
    x = 389,242,617,434.25/975,857.21
  6. Step 6: Final answer
    x = 398,872.51

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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.