Home / 318,536.04-439,570.14-175,295.88

Finding the Fourth Proportional to 318,536.04, 439,570.14 and 175,295.88

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Solution

The fourth proportional to 318,536.04, 439,570.14 and 175,295.88 is: 241,903.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,536.04 : 439,570.14 = 175,295.88 : x
  2. Step 2: Convert to fraction form
    318,536.04/439,570.14 = 175,295.88/x
  3. Step 3: Cross multiply
    318,536.04x = 439,570.14 × 175,295.88
  4. Step 4: Simplify right side
    318,536.04x = 77,054,834,513.02
  5. Step 5: Solve for x
    x = 77,054,834,513.02/318,536.04
  6. Step 6: Final answer
    x = 241,903.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.