Home / 310,834.80-428,927.46-174,841.65

Finding the Fourth Proportional to 310,834.80, 428,927.46 and 174,841.65

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Solution

The fourth proportional to 310,834.80, 428,927.46 and 174,841.65 is: 241,267.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,834.80 : 428,927.46 = 174,841.65 : x
  2. Step 2: Convert to fraction form
    310,834.80/428,927.46 = 174,841.65/x
  3. Step 3: Cross multiply
    310,834.80x = 428,927.46 × 174,841.65
  4. Step 4: Simplify right side
    310,834.80x = 74,994,384,836.71
  5. Step 5: Solve for x
    x = 74,994,384,836.71/310,834.80
  6. Step 6: Final answer
    x = 241,267.66

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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.