Home / 898,880.24-1,347,798.72-425,561.60

Finding the Fourth Proportional to 898,880.24, 1,347,798.72 and 425,561.60

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Solution

The fourth proportional to 898,880.24, 1,347,798.72 and 425,561.60 is: 638,095.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,880.24 : 1,347,798.72 = 425,561.60 : x
  2. Step 2: Convert to fraction form
    898,880.24/1,347,798.72 = 425,561.60/x
  3. Step 3: Cross multiply
    898,880.24x = 1,347,798.72 × 425,561.60
  4. Step 4: Simplify right side
    898,880.24x = 573,571,379,761.15
  5. Step 5: Solve for x
    x = 573,571,379,761.15/898,880.24
  6. Step 6: Final answer
    x = 638,095.44

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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.