Home / 502,261.04-693,127.70-272,822.81

Finding the Fourth Proportional to 502,261.04, 693,127.70 and 272,822.81

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Solution

The fourth proportional to 502,261.04, 693,127.70 and 272,822.81 is: 376,499.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,261.04 : 693,127.70 = 272,822.81 : x
  2. Step 2: Convert to fraction form
    502,261.04/693,127.70 = 272,822.81/x
  3. Step 3: Cross multiply
    502,261.04x = 693,127.70 × 272,822.81
  4. Step 4: Simplify right side
    502,261.04x = 189,101,041,973.08
  5. Step 5: Solve for x
    x = 189,101,041,973.08/502,261.04
  6. Step 6: Final answer
    x = 376,499.52

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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.