Home / 916,036.44-1,262,967.87-654,703.62

Finding the Fourth Proportional to 916,036.44, 1,262,967.87 and 654,703.62

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Solution

The fourth proportional to 916,036.44, 1,262,967.87 and 654,703.62 is: 902,660.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    916,036.44 : 1,262,967.87 = 654,703.62 : x
  2. Step 2: Convert to fraction form
    916,036.44/1,262,967.87 = 654,703.62/x
  3. Step 3: Cross multiply
    916,036.44x = 1,262,967.87 × 654,703.62
  4. Step 4: Simplify right side
    916,036.44x = 826,869,636,432.69
  5. Step 5: Solve for x
    x = 826,869,636,432.69/916,036.44
  6. Step 6: Final answer
    x = 902,660.20

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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.