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Finding the Fourth Proportional to 536,031.54, 740,069.70 and 332,300.19

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Solution

The fourth proportional to 536,031.54, 740,069.70 and 332,300.19 is: 458,788.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,031.54 : 740,069.70 = 332,300.19 : x
  2. Step 2: Convert to fraction form
    536,031.54/740,069.70 = 332,300.19/x
  3. Step 3: Cross multiply
    536,031.54x = 740,069.70 × 332,300.19
  4. Step 4: Simplify right side
    536,031.54x = 245,925,301,923.24
  5. Step 5: Solve for x
    x = 245,925,301,923.24/536,031.54
  6. Step 6: Final answer
    x = 458,788.87

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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.