Home / 611,256.14-916,762.91-307,569.32

Finding the Fourth Proportional to 611,256.14, 916,762.91 and 307,569.32

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Solution

The fourth proportional to 611,256.14, 916,762.91 and 307,569.32 is: 461,292.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    611,256.14 : 916,762.91 = 307,569.32 : x
  2. Step 2: Convert to fraction form
    611,256.14/916,762.91 = 307,569.32/x
  3. Step 3: Cross multiply
    611,256.14x = 916,762.91 × 307,569.32
  4. Step 4: Simplify right side
    611,256.14x = 281,968,138,708.26
  5. Step 5: Solve for x
    x = 281,968,138,708.26/611,256.14
  6. Step 6: Final answer
    x = 461,292.94

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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.