Home / 614,045.04-920,293.56-329,028.72

Finding the Fourth Proportional to 614,045.04, 920,293.56 and 329,028.72

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Solution

The fourth proportional to 614,045.04, 920,293.56 and 329,028.72 is: 493,128.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,045.04 : 920,293.56 = 329,028.72 : x
  2. Step 2: Convert to fraction form
    614,045.04/920,293.56 = 329,028.72/x
  3. Step 3: Cross multiply
    614,045.04x = 920,293.56 × 329,028.72
  4. Step 4: Simplify right side
    614,045.04x = 302,803,012,071.04
  5. Step 5: Solve for x
    x = 302,803,012,071.04/614,045.04
  6. Step 6: Final answer
    x = 493,128.34

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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.