Home / 749,858.16-1,123,374.48-370,334.64

Finding the Fourth Proportional to 749,858.16, 1,123,374.48 and 370,334.64

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Solution

The fourth proportional to 749,858.16, 1,123,374.48 and 370,334.64 is: 554,804.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,858.16 : 1,123,374.48 = 370,334.64 : x
  2. Step 2: Convert to fraction form
    749,858.16/1,123,374.48 = 370,334.64/x
  3. Step 3: Cross multiply
    749,858.16x = 1,123,374.48 × 370,334.64
  4. Step 4: Simplify right side
    749,858.16x = 416,024,483,635.99
  5. Step 5: Solve for x
    x = 416,024,483,635.99/749,858.16
  6. Step 6: Final answer
    x = 554,804.24

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Double scale
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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.