Home / 761,457.87-1,141,383.06-255,539.16

Finding the Fourth Proportional to 761,457.87, 1,141,383.06 and 255,539.16

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Solution

The fourth proportional to 761,457.87, 1,141,383.06 and 255,539.16 is: 383,039.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,457.87 : 1,141,383.06 = 255,539.16 : x
  2. Step 2: Convert to fraction form
    761,457.87/1,141,383.06 = 255,539.16/x
  3. Step 3: Cross multiply
    761,457.87x = 1,141,383.06 × 255,539.16
  4. Step 4: Simplify right side
    761,457.87x = 291,668,068,390.63
  5. Step 5: Solve for x
    x = 291,668,068,390.63/761,457.87
  6. Step 6: Final answer
    x = 383,039.01

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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.