Home / 896,550.48-1,237,203.36-488,643.48

Finding the Fourth Proportional to 896,550.48, 1,237,203.36 and 488,643.48

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Solution

The fourth proportional to 896,550.48, 1,237,203.36 and 488,643.48 is: 674,308.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,550.48 : 1,237,203.36 = 488,643.48 : x
  2. Step 2: Convert to fraction form
    896,550.48/1,237,203.36 = 488,643.48/x
  3. Step 3: Cross multiply
    896,550.48x = 1,237,203.36 × 488,643.48
  4. Step 4: Simplify right side
    896,550.48x = 604,551,355,298.09
  5. Step 5: Solve for x
    x = 604,551,355,298.09/896,550.48
  6. Step 6: Final answer
    x = 674,308.22

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Double scale
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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.