Home / 760,360.26-1,049,530.86-438,285.63

Finding the Fourth Proportional to 760,360.26, 1,049,530.86 and 438,285.63

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Solution

The fourth proportional to 760,360.26, 1,049,530.86 and 438,285.63 is: 604,968.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,360.26 : 1,049,530.86 = 438,285.63 : x
  2. Step 2: Convert to fraction form
    760,360.26/1,049,530.86 = 438,285.63/x
  3. Step 3: Cross multiply
    760,360.26x = 1,049,530.86 × 438,285.63
  4. Step 4: Simplify right side
    760,360.26x = 459,994,294,179.54
  5. Step 5: Solve for x
    x = 459,994,294,179.54/760,360.26
  6. Step 6: Final answer
    x = 604,968.88

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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.