Home / 785,226.47-1,177,699.55-208,853.01

Finding the Fourth Proportional to 785,226.47, 1,177,699.55 and 208,853.01

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Solution

The fourth proportional to 785,226.47, 1,177,699.55 and 208,853.01 is: 313,242.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    785,226.47 : 1,177,699.55 = 208,853.01 : x
  2. Step 2: Convert to fraction form
    785,226.47/1,177,699.55 = 208,853.01/x
  3. Step 3: Cross multiply
    785,226.47x = 1,177,699.55 × 208,853.01
  4. Step 4: Simplify right side
    785,226.47x = 245,966,094,848.88
  5. Step 5: Solve for x
    x = 245,966,094,848.88/785,226.47
  6. Step 6: Final answer
    x = 313,242.24

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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.