Home / 850,306.55-1,173,424.23-463,123.49

Finding the Fourth Proportional to 850,306.55, 1,173,424.23 and 463,123.49

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Solution

The fourth proportional to 850,306.55, 1,173,424.23 and 463,123.49 is: 639,111.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,306.55 : 1,173,424.23 = 463,123.49 : x
  2. Step 2: Convert to fraction form
    850,306.55/1,173,424.23 = 463,123.49/x
  3. Step 3: Cross multiply
    850,306.55x = 1,173,424.23 × 463,123.49
  4. Step 4: Simplify right side
    850,306.55x = 543,440,318,781.04
  5. Step 5: Solve for x
    x = 543,440,318,781.04/850,306.55
  6. Step 6: Final answer
    x = 639,111.06

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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.