Home / 555,964.02-767,230.20-301,315.23

Finding the Fourth Proportional to 555,964.02, 767,230.20 and 301,315.23

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Solution

The fourth proportional to 555,964.02, 767,230.20 and 301,315.23 is: 415,814.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,964.02 : 767,230.20 = 301,315.23 : x
  2. Step 2: Convert to fraction form
    555,964.02/767,230.20 = 301,315.23/x
  3. Step 3: Cross multiply
    555,964.02x = 767,230.20 × 301,315.23
  4. Step 4: Simplify right side
    555,964.02x = 231,178,144,175.95
  5. Step 5: Solve for x
    x = 231,178,144,175.95/555,964.02
  6. Step 6: Final answer
    x = 415,814.94

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1.5x scale

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.