Home / 585,844.96-808,415.76-340,875.04

Finding the Fourth Proportional to 585,844.96, 808,415.76 and 340,875.04

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Solution

The fourth proportional to 585,844.96, 808,415.76 and 340,875.04 is: 470,378.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,844.96 : 808,415.76 = 340,875.04 : x
  2. Step 2: Convert to fraction form
    585,844.96/808,415.76 = 340,875.04/x
  3. Step 3: Cross multiply
    585,844.96x = 808,415.76 × 340,875.04
  4. Step 4: Simplify right side
    585,844.96x = 275,568,754,526.63
  5. Step 5: Solve for x
    x = 275,568,754,526.63/585,844.96
  6. Step 6: Final answer
    x = 470,378.30

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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.