Home / 495,125.98-742,569.93-228,630.46

Finding the Fourth Proportional to 495,125.98, 742,569.93 and 228,630.46

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Solution

The fourth proportional to 495,125.98, 742,569.93 and 228,630.46 is: 342,890.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,125.98 : 742,569.93 = 228,630.46 : x
  2. Step 2: Convert to fraction form
    495,125.98/742,569.93 = 228,630.46/x
  3. Step 3: Cross multiply
    495,125.98x = 742,569.93 × 228,630.46
  4. Step 4: Simplify right side
    495,125.98x = 169,774,104,678.07
  5. Step 5: Solve for x
    x = 169,774,104,678.07/495,125.98
  6. Step 6: Final answer
    x = 342,890.72

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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.