Home / 589,113.42-812,926.64-330,970.14

Finding the Fourth Proportional to 589,113.42, 812,926.64 and 330,970.14

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Solution

The fourth proportional to 589,113.42, 812,926.64 and 330,970.14 is: 456,710.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,113.42 : 812,926.64 = 330,970.14 : x
  2. Step 2: Convert to fraction form
    589,113.42/812,926.64 = 330,970.14/x
  3. Step 3: Cross multiply
    589,113.42x = 812,926.64 × 330,970.14
  4. Step 4: Simplify right side
    589,113.42x = 269,054,442,195.68
  5. Step 5: Solve for x
    x = 269,054,442,195.68/589,113.42
  6. Step 6: Final answer
    x = 456,710.77

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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.