Home / 370,281.24-555,002.10-156,916.38

Finding the Fourth Proportional to 370,281.24, 555,002.10 and 156,916.38

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Solution

The fourth proportional to 370,281.24, 555,002.10 and 156,916.38 is: 235,196.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,281.24 : 555,002.10 = 156,916.38 : x
  2. Step 2: Convert to fraction form
    370,281.24/555,002.10 = 156,916.38/x
  3. Step 3: Cross multiply
    370,281.24x = 555,002.10 × 156,916.38
  4. Step 4: Simplify right side
    370,281.24x = 87,088,920,424.40
  5. Step 5: Solve for x
    x = 87,088,920,424.40/370,281.24
  6. Step 6: Final answer
    x = 235,196.69

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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.