Home / 760,844.60-1,049,785.30-450,590.52

Finding the Fourth Proportional to 760,844.60, 1,049,785.30 and 450,590.52

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Solution

The fourth proportional to 760,844.60, 1,049,785.30 and 450,590.52 is: 621,708.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,844.60 : 1,049,785.30 = 450,590.52 : x
  2. Step 2: Convert to fraction form
    760,844.60/1,049,785.30 = 450,590.52/x
  3. Step 3: Cross multiply
    760,844.60x = 1,049,785.30 × 450,590.52
  4. Step 4: Simplify right side
    760,844.60x = 473,023,304,215.36
  5. Step 5: Solve for x
    x = 473,023,304,215.36/760,844.60
  6. Step 6: Final answer
    x = 621,708.17

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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.