Home / 748,152.72-1,122,058.08-298,752.98

Finding the Fourth Proportional to 748,152.72, 1,122,058.08 and 298,752.98

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Solution

The fourth proportional to 748,152.72, 1,122,058.08 and 298,752.98 is: 448,061.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,152.72 : 1,122,058.08 = 298,752.98 : x
  2. Step 2: Convert to fraction form
    748,152.72/1,122,058.08 = 298,752.98/x
  3. Step 3: Cross multiply
    748,152.72x = 1,122,058.08 × 298,752.98
  4. Step 4: Simplify right side
    748,152.72x = 335,218,189,522.79
  5. Step 5: Solve for x
    x = 335,218,189,522.79/748,152.72
  6. Step 6: Final answer
    x = 448,061.18

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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.