Home / 351,036.24-484,432.37-215,070.45

Finding the Fourth Proportional to 351,036.24, 484,432.37 and 215,070.45

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Solution

The fourth proportional to 351,036.24, 484,432.37 and 215,070.45 is: 296,798.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,036.24 : 484,432.37 = 215,070.45 : x
  2. Step 2: Convert to fraction form
    351,036.24/484,432.37 = 215,070.45/x
  3. Step 3: Cross multiply
    351,036.24x = 484,432.37 × 215,070.45
  4. Step 4: Simplify right side
    351,036.24x = 104,187,087,810.47
  5. Step 5: Solve for x
    x = 104,187,087,810.47/351,036.24
  6. Step 6: Final answer
    x = 296,798.67

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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.