Home / 495,043.50-742,446.30-228,547.98

Finding the Fourth Proportional to 495,043.50, 742,446.30 and 228,547.98

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Solution

The fourth proportional to 495,043.50, 742,446.30 and 228,547.98 is: 342,767.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,043.50 : 742,446.30 = 228,547.98 : x
  2. Step 2: Convert to fraction form
    495,043.50/742,446.30 = 228,547.98/x
  3. Step 3: Cross multiply
    495,043.50x = 742,446.30 × 228,547.98
  4. Step 4: Simplify right side
    495,043.50x = 169,684,602,123.47
  5. Step 5: Solve for x
    x = 169,684,602,123.47/495,043.50
  6. Step 6: Final answer
    x = 342,767.05

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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.