Home / 896,699.58-1,237,430.97-488,817.60

Finding the Fourth Proportional to 896,699.58, 1,237,430.97 and 488,817.60

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Solution

The fourth proportional to 896,699.58, 1,237,430.97 and 488,817.60 is: 674,560.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,699.58 : 1,237,430.97 = 488,817.60 : x
  2. Step 2: Convert to fraction form
    896,699.58/1,237,430.97 = 488,817.60/x
  3. Step 3: Cross multiply
    896,699.58x = 1,237,430.97 × 488,817.60
  4. Step 4: Simplify right side
    896,699.58x = 604,878,036,921.07
  5. Step 5: Solve for x
    x = 604,878,036,921.07/896,699.58
  6. Step 6: Final answer
    x = 674,560.41

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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.