Home / 385,913.32-532,576.88-224,742.34

Finding the Fourth Proportional to 385,913.32, 532,576.88 and 224,742.34

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Solution

The fourth proportional to 385,913.32, 532,576.88 and 224,742.34 is: 310,154.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    385,913.32 : 532,576.88 = 224,742.34 : x
  2. Step 2: Convert to fraction form
    385,913.32/532,576.88 = 224,742.34/x
  3. Step 3: Cross multiply
    385,913.32x = 532,576.88 × 224,742.34
  4. Step 4: Simplify right side
    385,913.32x = 119,692,574,241.10
  5. Step 5: Solve for x
    x = 119,692,574,241.10/385,913.32
  6. Step 6: Final answer
    x = 310,154.04

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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.