Home / 896,689.08-1,237,429.64-488,791.71

Finding the Fourth Proportional to 896,689.08, 1,237,429.64 and 488,791.71

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Solution

The fourth proportional to 896,689.08, 1,237,429.64 and 488,791.71 is: 674,531.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,689.08 : 1,237,429.64 = 488,791.71 : x
  2. Step 2: Convert to fraction form
    896,689.08/1,237,429.64 = 488,791.71/x
  3. Step 3: Cross multiply
    896,689.08x = 1,237,429.64 × 488,791.71
  4. Step 4: Simplify right side
    896,689.08x = 604,845,350,962.26
  5. Step 5: Solve for x
    x = 604,845,350,962.26/896,689.08
  6. Step 6: Final answer
    x = 674,531.86

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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.