Home / 579,123.98-799,220.60-334,017.60

Finding the Fourth Proportional to 579,123.98, 799,220.60 and 334,017.60

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Solution

The fourth proportional to 579,123.98, 799,220.60 and 334,017.60 is: 460,961.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,123.98 : 799,220.60 = 334,017.60 : x
  2. Step 2: Convert to fraction form
    579,123.98/799,220.60 = 334,017.60/x
  3. Step 3: Cross multiply
    579,123.98x = 799,220.60 × 334,017.60
  4. Step 4: Simplify right side
    579,123.98x = 266,953,746,682.56
  5. Step 5: Solve for x
    x = 266,953,746,682.56/579,123.98
  6. Step 6: Final answer
    x = 460,961.31

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Double scale
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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.