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Finding the Fourth Proportional to 442,038.29, 663,062.06 and 353,852.37

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Solution

The fourth proportional to 442,038.29, 663,062.06 and 353,852.37 is: 530,782.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,038.29 : 663,062.06 = 353,852.37 : x
  2. Step 2: Convert to fraction form
    442,038.29/663,062.06 = 353,852.37/x
  3. Step 3: Cross multiply
    442,038.29x = 663,062.06 × 353,852.37
  4. Step 4: Simplify right side
    442,038.29x = 234,626,081,388.08
  5. Step 5: Solve for x
    x = 234,626,081,388.08/442,038.29
  6. Step 6: Final answer
    x = 530,782.26

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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.