Home / 589,172.80-882,722.40-483,419.20

Finding the Fourth Proportional to 589,172.80, 882,722.40 and 483,419.20

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Solution

The fourth proportional to 589,172.80, 882,722.40 and 483,419.20 is: 724,278.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,172.80 : 882,722.40 = 483,419.20 : x
  2. Step 2: Convert to fraction form
    589,172.80/882,722.40 = 483,419.20/x
  3. Step 3: Cross multiply
    589,172.80x = 882,722.40 × 483,419.20
  4. Step 4: Simplify right side
    589,172.80x = 426,724,956,430.08
  5. Step 5: Solve for x
    x = 426,724,956,430.08/589,172.80
  6. Step 6: Final answer
    x = 724,278.10

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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.