Home / 318,271.16-439,205.44-175,031.19

Finding the Fourth Proportional to 318,271.16, 439,205.44 and 175,031.19

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Solution

The fourth proportional to 318,271.16, 439,205.44 and 175,031.19 is: 241,538.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,271.16 : 439,205.44 = 175,031.19 : x
  2. Step 2: Convert to fraction form
    318,271.16/439,205.44 = 175,031.19/x
  3. Step 3: Cross multiply
    318,271.16x = 439,205.44 × 175,031.19
  4. Step 4: Simplify right side
    318,271.16x = 76,874,650,817.67
  5. Step 5: Solve for x
    x = 76,874,650,817.67/318,271.16
  6. Step 6: Final answer
    x = 241,538.22

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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.