Home / 464,695.10-697,071.81-149,145.02

Finding the Fourth Proportional to 464,695.10, 697,071.81 and 149,145.02

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Solution

The fourth proportional to 464,695.10, 697,071.81 and 149,145.02 is: 223,726.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,695.10 : 697,071.81 = 149,145.02 : x
  2. Step 2: Convert to fraction form
    464,695.10/697,071.81 = 149,145.02/x
  3. Step 3: Cross multiply
    464,695.10x = 697,071.81 × 149,145.02
  4. Step 4: Simplify right side
    464,695.10x = 103,964,789,043.89
  5. Step 5: Solve for x
    x = 103,964,789,043.89/464,695.10
  6. Step 6: Final answer
    x = 223,726.89

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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.