Home / 1,154,303.23-1,731,454.86-312,854.98

Finding the Fourth Proportional to 1,154,303.23, 1,731,454.86 and 312,854.98

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Solution

The fourth proportional to 1,154,303.23, 1,731,454.86 and 312,854.98 is: 469,282.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,154,303.23 : 1,731,454.86 = 312,854.98 : x
  2. Step 2: Convert to fraction form
    1,154,303.23/1,731,454.86 = 312,854.98/x
  3. Step 3: Cross multiply
    1,154,303.23x = 1,731,454.86 × 312,854.98
  4. Step 4: Simplify right side
    1,154,303.23x = 541,694,275,596.20
  5. Step 5: Solve for x
    x = 541,694,275,596.20/1,154,303.23
  6. Step 6: Final answer
    x = 469,282.47

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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.