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Finding the Fourth Proportional to 350,314.64, 525,545.76 and 113,638.84

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Solution

The fourth proportional to 350,314.64, 525,545.76 and 113,638.84 is: 170,482.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,314.64 : 525,545.76 = 113,638.84 : x
  2. Step 2: Convert to fraction form
    350,314.64/525,545.76 = 113,638.84/x
  3. Step 3: Cross multiply
    350,314.64x = 525,545.76 × 113,638.84
  4. Step 4: Simplify right side
    350,314.64x = 59,722,410,533.32
  5. Step 5: Solve for x
    x = 59,722,410,533.32/350,314.64
  6. Step 6: Final answer
    x = 170,482.20

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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.