Home / 744,228.45-1,116,904.32-545,065.16

Finding the Fourth Proportional to 744,228.45, 1,116,904.32 and 545,065.16

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Solution

The fourth proportional to 744,228.45, 1,116,904.32 and 545,065.16 is: 818,009.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,228.45 : 1,116,904.32 = 545,065.16 : x
  2. Step 2: Convert to fraction form
    744,228.45/1,116,904.32 = 545,065.16/x
  3. Step 3: Cross multiply
    744,228.45x = 1,116,904.32 × 545,065.16
  4. Step 4: Simplify right side
    744,228.45x = 608,785,626,300.97
  5. Step 5: Solve for x
    x = 608,785,626,300.97/744,228.45
  6. Step 6: Final answer
    x = 818,009.08

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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.