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Finding the Fourth Proportional to 502,095.51, 692,891.69 and 275,741.01

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Solution

The fourth proportional to 502,095.51, 692,891.69 and 275,741.01 is: 380,522.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,095.51 : 692,891.69 = 275,741.01 : x
  2. Step 2: Convert to fraction form
    502,095.51/692,891.69 = 275,741.01/x
  3. Step 3: Cross multiply
    502,095.51x = 692,891.69 × 275,741.01
  4. Step 4: Simplify right side
    502,095.51x = 191,058,653,042.50
  5. Step 5: Solve for x
    x = 191,058,653,042.50/502,095.51
  6. Step 6: Final answer
    x = 380,522.53

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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.