Home / 889,852.78-1,227,012.87-567,051.58

Finding the Fourth Proportional to 889,852.78, 1,227,012.87 and 567,051.58

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Solution

The fourth proportional to 889,852.78, 1,227,012.87 and 567,051.58 is: 781,904.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,852.78 : 1,227,012.87 = 567,051.58 : x
  2. Step 2: Convert to fraction form
    889,852.78/1,227,012.87 = 567,051.58/x
  3. Step 3: Cross multiply
    889,852.78x = 1,227,012.87 × 567,051.58
  4. Step 4: Simplify right side
    889,852.78x = 695,779,586,613.84
  5. Step 5: Solve for x
    x = 695,779,586,613.84/889,852.78
  6. Step 6: Final answer
    x = 781,904.16

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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.