Home / 340,780.04-470,278.28-195,574.25

Finding the Fourth Proportional to 340,780.04, 470,278.28 and 195,574.25

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Solution

The fourth proportional to 340,780.04, 470,278.28 and 195,574.25 is: 269,893.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,780.04 : 470,278.28 = 195,574.25 : x
  2. Step 2: Convert to fraction form
    340,780.04/470,278.28 = 195,574.25/x
  3. Step 3: Cross multiply
    340,780.04x = 470,278.28 × 195,574.25
  4. Step 4: Simplify right side
    340,780.04x = 91,974,320,039.83
  5. Step 5: Solve for x
    x = 91,974,320,039.83/340,780.04
  6. Step 6: Final answer
    x = 269,893.50

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1.5x scale

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.