Home / 430,690.03-646,094.14-146,304.23

Finding the Fourth Proportional to 430,690.03, 646,094.14 and 146,304.23

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Solution

The fourth proportional to 430,690.03, 646,094.14 and 146,304.23 is: 219,476.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,690.03 : 646,094.14 = 146,304.23 : x
  2. Step 2: Convert to fraction form
    430,690.03/646,094.14 = 146,304.23/x
  3. Step 3: Cross multiply
    430,690.03x = 646,094.14 × 146,304.23
  4. Step 4: Simplify right side
    430,690.03x = 94,526,302,063.98
  5. Step 5: Solve for x
    x = 94,526,302,063.98/430,690.03
  6. Step 6: Final answer
    x = 219,476.41

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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.