Home / 540,631.57-746,052.75-295,622.05

Finding the Fourth Proportional to 540,631.57, 746,052.75 and 295,622.05

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Solution

The fourth proportional to 540,631.57, 746,052.75 and 295,622.05 is: 407,948.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,631.57 : 746,052.75 = 295,622.05 : x
  2. Step 2: Convert to fraction form
    540,631.57/746,052.75 = 295,622.05/x
  3. Step 3: Cross multiply
    540,631.57x = 746,052.75 × 295,622.05
  4. Step 4: Simplify right side
    540,631.57x = 220,549,643,363.14
  5. Step 5: Solve for x
    x = 220,549,643,363.14/540,631.57
  6. Step 6: Final answer
    x = 407,948.14

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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.