Home / 761,243.04-1,141,864.56-317,700

Finding the Fourth Proportional to 761,243.04, 1,141,864.56 and 317,700

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Solution

The fourth proportional to 761,243.04, 1,141,864.56 and 317,700 is: 476,550

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,243.04 : 1,141,864.56 = 317,700 : x
  2. Step 2: Convert to fraction form
    761,243.04/1,141,864.56 = 317,700/x
  3. Step 3: Cross multiply
    761,243.04x = 1,141,864.56 × 317,700
  4. Step 4: Simplify right side
    761,243.04x = 362,770,370,712
  5. Step 5: Solve for x
    x = 362,770,370,712/761,243.04
  6. Step 6: Final answer
    x = 476,550

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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.