Home / 937,230-1,406,273.40-510,126

Finding the Fourth Proportional to 937,230, 1,406,273.40 and 510,126

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Solution

The fourth proportional to 937,230, 1,406,273.40 and 510,126 is: 765,422.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    937,230 : 1,406,273.40 = 510,126 : x
  2. Step 2: Convert to fraction form
    937,230/1,406,273.40 = 510,126/x
  3. Step 3: Cross multiply
    937,230x = 1,406,273.40 × 510,126
  4. Step 4: Simplify right side
    937,230x = 717,376,624,448.40
  5. Step 5: Solve for x
    x = 717,376,624,448.40/937,230
  6. Step 6: Final answer
    x = 765,422.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.