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Finding the Fourth Proportional to 650,452.76, 897,595.50 and 360,075.20

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Solution

The fourth proportional to 650,452.76, 897,595.50 and 360,075.20 is: 496,887.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,452.76 : 897,595.50 = 360,075.20 : x
  2. Step 2: Convert to fraction form
    650,452.76/897,595.50 = 360,075.20/x
  3. Step 3: Cross multiply
    650,452.76x = 897,595.50 × 360,075.20
  4. Step 4: Simplify right side
    650,452.76x = 323,201,879,181.60
  5. Step 5: Solve for x
    x = 323,201,879,181.60/650,452.76
  6. Step 6: Final answer
    x = 496,887.55

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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.