Home / 370,118.10-554,302.35-251,145.30

Finding the Fourth Proportional to 370,118.10, 554,302.35 and 251,145.30

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Solution

The fourth proportional to 370,118.10, 554,302.35 and 251,145.30 is: 376,124.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,118.10 : 554,302.35 = 251,145.30 : x
  2. Step 2: Convert to fraction form
    370,118.10/554,302.35 = 251,145.30/x
  3. Step 3: Cross multiply
    370,118.10x = 554,302.35 × 251,145.30
  4. Step 4: Simplify right side
    370,118.10x = 139,210,429,981.46
  5. Step 5: Solve for x
    x = 139,210,429,981.46/370,118.10
  6. Step 6: Final answer
    x = 376,124.35

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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.