Home / 896,412.60-1,237,013.37-488,505.69

Finding the Fourth Proportional to 896,412.60, 1,237,013.37 and 488,505.69

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Solution

The fourth proportional to 896,412.60, 1,237,013.37 and 488,505.69 is: 674,118.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,412.60 : 1,237,013.37 = 488,505.69 : x
  2. Step 2: Convert to fraction form
    896,412.60/1,237,013.37 = 488,505.69/x
  3. Step 3: Cross multiply
    896,412.60x = 1,237,013.37 × 488,505.69
  4. Step 4: Simplify right side
    896,412.60x = 604,288,069,851.08
  5. Step 5: Solve for x
    x = 604,288,069,851.08/896,412.60
  6. Step 6: Final answer
    x = 674,118.22

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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.