Home / 369,943.76-510,334.22-224,710.91

Finding the Fourth Proportional to 369,943.76, 510,334.22 and 224,710.91

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Solution

The fourth proportional to 369,943.76, 510,334.22 and 224,710.91 is: 309,986.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,943.76 : 510,334.22 = 224,710.91 : x
  2. Step 2: Convert to fraction form
    369,943.76/510,334.22 = 224,710.91/x
  3. Step 3: Cross multiply
    369,943.76x = 510,334.22 × 224,710.91
  4. Step 4: Simplify right side
    369,943.76x = 114,677,666,904.20
  5. Step 5: Solve for x
    x = 114,677,666,904.20/369,943.76
  6. Step 6: Final answer
    x = 309,986.76

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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.