Home / 760,374.74-1,049,245.92-454,390.22

Finding the Fourth Proportional to 760,374.74, 1,049,245.92 and 454,390.22

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Solution

The fourth proportional to 760,374.74, 1,049,245.92 and 454,390.22 is: 627,015.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,374.74 : 1,049,245.92 = 454,390.22 : x
  2. Step 2: Convert to fraction form
    760,374.74/1,049,245.92 = 454,390.22/x
  3. Step 3: Cross multiply
    760,374.74x = 1,049,245.92 × 454,390.22
  4. Step 4: Simplify right side
    760,374.74x = 476,767,087,046.02
  5. Step 5: Solve for x
    x = 476,767,087,046.02/760,374.74
  6. Step 6: Final answer
    x = 627,015.94

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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.