Home / 748,814.60-1,122,590.10-349,244.84

Finding the Fourth Proportional to 748,814.60, 1,122,590.10 and 349,244.84

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Solution

The fourth proportional to 748,814.60, 1,122,590.10 and 349,244.84 is: 523,572.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,814.60 : 1,122,590.10 = 349,244.84 : x
  2. Step 2: Convert to fraction form
    748,814.60/1,122,590.10 = 349,244.84/x
  3. Step 3: Cross multiply
    748,814.60x = 1,122,590.10 × 349,244.84
  4. Step 4: Simplify right side
    748,814.60x = 392,058,799,860.08
  5. Step 5: Solve for x
    x = 392,058,799,860.08/748,814.60
  6. Step 6: Final answer
    x = 523,572.59

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1.5x scale

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.