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Finding the Fourth Proportional to 588,683.40, 881,712.90 and 483,707.40

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Solution

The fourth proportional to 588,683.40, 881,712.90 and 483,707.40 is: 724,482.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,683.40 : 881,712.90 = 483,707.40 : x
  2. Step 2: Convert to fraction form
    588,683.40/881,712.90 = 483,707.40/x
  3. Step 3: Cross multiply
    588,683.40x = 881,712.90 × 483,707.40
  4. Step 4: Simplify right side
    588,683.40x = 426,491,054,405.46
  5. Step 5: Solve for x
    x = 426,491,054,405.46/588,683.40
  6. Step 6: Final answer
    x = 724,482.90

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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.