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Finding the Fourth Proportional to 760.93, 1,050.09 and 466.36

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Solution

The fourth proportional to 760.93, 1,050.09 and 466.36 is: 643.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    760.93 : 1,050.09 = 466.36 : x
  2. Step 2: Convert to fraction form
    760.93/1,050.09 = 466.36/x
  3. Step 3: Cross multiply
    760.93x = 1,050.09 × 466.36
  4. Step 4: Simplify right side
    760.93x = 489,719.97
  5. Step 5: Solve for x
    x = 489,719.97/760.93
  6. Step 6: Final answer
    x = 643.58

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Double scale
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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.