Home / 760,373.74-1,049,244.66-454,389.40

Finding the Fourth Proportional to 760,373.74, 1,049,244.66 and 454,389.40

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Solution

The fourth proportional to 760,373.74, 1,049,244.66 and 454,389.40 is: 627,014.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,373.74 : 1,049,244.66 = 454,389.40 : x
  2. Step 2: Convert to fraction form
    760,373.74/1,049,244.66 = 454,389.40/x
  3. Step 3: Cross multiply
    760,373.74x = 1,049,244.66 × 454,389.40
  4. Step 4: Simplify right side
    760,373.74x = 476,765,651,510.60
  5. Step 5: Solve for x
    x = 476,765,651,510.60/760,373.74
  6. Step 6: Final answer
    x = 627,014.88

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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.