Home / 913,701.60-1,370,606.16-352,739.04

Finding the Fourth Proportional to 913,701.60, 1,370,606.16 and 352,739.04

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Solution

The fourth proportional to 913,701.60, 1,370,606.16 and 352,739.04 is: 529,129.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    913,701.60 : 1,370,606.16 = 352,739.04 : x
  2. Step 2: Convert to fraction form
    913,701.60/1,370,606.16 = 352,739.04/x
  3. Step 3: Cross multiply
    913,701.60x = 1,370,606.16 × 352,739.04
  4. Step 4: Simplify right side
    913,701.60x = 483,466,301,096.49
  5. Step 5: Solve for x
    x = 483,466,301,096.49/913,701.60
  6. Step 6: Final answer
    x = 529,129.31

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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.