Home / 537,944.54-742,114.05-347,019.44

Finding the Fourth Proportional to 537,944.54, 742,114.05 and 347,019.44

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Solution

The fourth proportional to 537,944.54, 742,114.05 and 347,019.44 is: 478,725.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,944.54 : 742,114.05 = 347,019.44 : x
  2. Step 2: Convert to fraction form
    537,944.54/742,114.05 = 347,019.44/x
  3. Step 3: Cross multiply
    537,944.54x = 742,114.05 × 347,019.44
  4. Step 4: Simplify right side
    537,944.54x = 257,528,002,047.13
  5. Step 5: Solve for x
    x = 257,528,002,047.13/537,944.54
  6. Step 6: Final answer
    x = 478,725.93

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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.