Home / 637,152.52-879,225.14-379,015.24

Finding the Fourth Proportional to 637,152.52, 879,225.14 and 379,015.24

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Solution

The fourth proportional to 637,152.52, 879,225.14 and 379,015.24 is: 523,014.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,152.52 : 879,225.14 = 379,015.24 : x
  2. Step 2: Convert to fraction form
    637,152.52/879,225.14 = 379,015.24/x
  3. Step 3: Cross multiply
    637,152.52x = 879,225.14 × 379,015.24
  4. Step 4: Simplify right side
    637,152.52x = 333,239,727,451.13
  5. Step 5: Solve for x
    x = 333,239,727,451.13/637,152.52
  6. Step 6: Final answer
    x = 523,014.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.