Home / 369,981.99-510,520.41-216,962.46

Finding the Fourth Proportional to 369,981.99, 510,520.41 and 216,962.46

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Solution

The fourth proportional to 369,981.99, 510,520.41 and 216,962.46 is: 299,376.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,981.99 : 510,520.41 = 216,962.46 : x
  2. Step 2: Convert to fraction form
    369,981.99/510,520.41 = 216,962.46/x
  3. Step 3: Cross multiply
    369,981.99x = 510,520.41 × 216,962.46
  4. Step 4: Simplify right side
    369,981.99x = 110,763,764,033.81
  5. Step 5: Solve for x
    x = 110,763,764,033.81/369,981.99
  6. Step 6: Final answer
    x = 299,376.10

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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.