Home / 614,048.04-920,298.06-329,031.72

Finding the Fourth Proportional to 614,048.04, 920,298.06 and 329,031.72

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Solution

The fourth proportional to 614,048.04, 920,298.06 and 329,031.72 is: 493,132.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,048.04 : 920,298.06 = 329,031.72 : x
  2. Step 2: Convert to fraction form
    614,048.04/920,298.06 = 329,031.72/x
  3. Step 3: Cross multiply
    614,048.04x = 920,298.06 × 329,031.72
  4. Step 4: Simplify right side
    614,048.04x = 302,807,253,594.46
  5. Step 5: Solve for x
    x = 302,807,253,594.46/614,048.04
  6. Step 6: Final answer
    x = 493,132.84

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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.