Home / 593,263.71-889,886.16-143,988.30

Finding the Fourth Proportional to 593,263.71, 889,886.16 and 143,988.30

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Solution

The fourth proportional to 593,263.71, 889,886.16 and 143,988.30 is: 215,980.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,263.71 : 889,886.16 = 143,988.30 : x
  2. Step 2: Convert to fraction form
    593,263.71/889,886.16 = 143,988.30/x
  3. Step 3: Cross multiply
    593,263.71x = 889,886.16 × 143,988.30
  4. Step 4: Simplify right side
    593,263.71x = 128,133,195,371.93
  5. Step 5: Solve for x
    x = 128,133,195,371.93/593,263.71
  6. Step 6: Final answer
    x = 215,980.17

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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.