Home / 464,002.02-640,367.74-260,087.58

Finding the Fourth Proportional to 464,002.02, 640,367.74 and 260,087.58

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Solution

The fourth proportional to 464,002.02, 640,367.74 and 260,087.58 is: 358,946.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,002.02 : 640,367.74 = 260,087.58 : x
  2. Step 2: Convert to fraction form
    464,002.02/640,367.74 = 260,087.58/x
  3. Step 3: Cross multiply
    464,002.02x = 640,367.74 × 260,087.58
  4. Step 4: Simplify right side
    464,002.02x = 166,551,695,806.67
  5. Step 5: Solve for x
    x = 166,551,695,806.67/464,002.02
  6. Step 6: Final answer
    x = 358,946.06

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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.