Home / 740,762.42-1,109,984.51-572,696.93

Finding the Fourth Proportional to 740,762.42, 1,109,984.51 and 572,696.93

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Solution

The fourth proportional to 740,762.42, 1,109,984.51 and 572,696.93 is: 858,149.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,762.42 : 1,109,984.51 = 572,696.93 : x
  2. Step 2: Convert to fraction form
    740,762.42/1,109,984.51 = 572,696.93/x
  3. Step 3: Cross multiply
    740,762.42x = 1,109,984.51 × 572,696.93
  4. Step 4: Simplify right side
    740,762.42x = 635,684,725,431.26
  5. Step 5: Solve for x
    x = 635,684,725,431.26/740,762.42
  6. Step 6: Final answer
    x = 858,149.27

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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.