Home / 933,143.70-1,399,715.55-334,124.40

Finding the Fourth Proportional to 933,143.70, 1,399,715.55 and 334,124.40

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Solution

The fourth proportional to 933,143.70, 1,399,715.55 and 334,124.40 is: 501,186.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    933,143.70 : 1,399,715.55 = 334,124.40 : x
  2. Step 2: Convert to fraction form
    933,143.70/1,399,715.55 = 334,124.40/x
  3. Step 3: Cross multiply
    933,143.70x = 1,399,715.55 × 334,124.40
  4. Step 4: Simplify right side
    933,143.70x = 467,679,118,314.42
  5. Step 5: Solve for x
    x = 467,679,118,314.42/933,143.70
  6. Step 6: Final answer
    x = 501,186.60

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Double scale
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Similar ratio
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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.