Home / 298,835.04-448,384.68-156,646.38

Finding the Fourth Proportional to 298,835.04, 448,384.68 and 156,646.38

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Solution

The fourth proportional to 298,835.04, 448,384.68 and 156,646.38 is: 235,038.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,835.04 : 448,384.68 = 156,646.38 : x
  2. Step 2: Convert to fraction form
    298,835.04/448,384.68 = 156,646.38/x
  3. Step 3: Cross multiply
    298,835.04x = 448,384.68 × 156,646.38
  4. Step 4: Simplify right side
    298,835.04x = 70,237,836,969.46
  5. Step 5: Solve for x
    x = 70,237,836,969.46/298,835.04
  6. Step 6: Final answer
    x = 235,038.83

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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.