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Finding the Fourth Proportional to 760,148.64, 1,049,115.84 and 437,796

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Solution

The fourth proportional to 760,148.64, 1,049,115.84 and 437,796 is: 604,222.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,148.64 : 1,049,115.84 = 437,796 : x
  2. Step 2: Convert to fraction form
    760,148.64/1,049,115.84 = 437,796/x
  3. Step 3: Cross multiply
    760,148.64x = 1,049,115.84 × 437,796
  4. Step 4: Simplify right side
    760,148.64x = 459,298,718,288.64
  5. Step 5: Solve for x
    x = 459,298,718,288.64/760,148.64
  6. Step 6: Final answer
    x = 604,222.25

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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.