Home / 760,370.73-1,049,240.52-454,386.39

Finding the Fourth Proportional to 760,370.73, 1,049,240.52 and 454,386.39

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Solution

The fourth proportional to 760,370.73, 1,049,240.52 and 454,386.39 is: 627,010.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,370.73 : 1,049,240.52 = 454,386.39 : x
  2. Step 2: Convert to fraction form
    760,370.73/1,049,240.52 = 454,386.39/x
  3. Step 3: Cross multiply
    760,370.73x = 1,049,240.52 × 454,386.39
  4. Step 4: Simplify right side
    760,370.73x = 476,760,612,124.52
  5. Step 5: Solve for x
    x = 476,760,612,124.52/760,370.73
  6. Step 6: Final answer
    x = 627,010.74

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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.