Home / 589,130.34-882,871.79-318,674.69

Finding the Fourth Proportional to 589,130.34, 882,871.79 and 318,674.69

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Solution

The fourth proportional to 589,130.34, 882,871.79 and 318,674.69 is: 477,566.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,130.34 : 882,871.79 = 318,674.69 : x
  2. Step 2: Convert to fraction form
    589,130.34/882,871.79 = 318,674.69/x
  3. Step 3: Cross multiply
    589,130.34x = 882,871.79 × 318,674.69
  4. Step 4: Simplify right side
    589,130.34x = 281,348,887,980.26
  5. Step 5: Solve for x
    x = 281,348,887,980.26/589,130.34
  6. Step 6: Final answer
    x = 477,566.45

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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.