Home / 906,646.70-1,359,970.05-545,840.30

Finding the Fourth Proportional to 906,646.70, 1,359,970.05 and 545,840.30

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Solution

The fourth proportional to 906,646.70, 1,359,970.05 and 545,840.30 is: 818,760.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,646.70 : 1,359,970.05 = 545,840.30 : x
  2. Step 2: Convert to fraction form
    906,646.70/1,359,970.05 = 545,840.30/x
  3. Step 3: Cross multiply
    906,646.70x = 1,359,970.05 × 545,840.30
  4. Step 4: Simplify right side
    906,646.70x = 742,326,460,083.02
  5. Step 5: Solve for x
    x = 742,326,460,083.02/906,646.70
  6. Step 6: Final answer
    x = 818,760.45

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Similar ratio
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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.