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Finding the Fourth Proportional to 369,626.22, 554,507.76 and 116,970.30

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Solution

The fourth proportional to 369,626.22, 554,507.76 and 116,970.30 is: 175,477.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,626.22 : 554,507.76 = 116,970.30 : x
  2. Step 2: Convert to fraction form
    369,626.22/554,507.76 = 116,970.30/x
  3. Step 3: Cross multiply
    369,626.22x = 554,507.76 × 116,970.30
  4. Step 4: Simplify right side
    369,626.22x = 64,860,939,039.53
  5. Step 5: Solve for x
    x = 64,860,939,039.53/369,626.22
  6. Step 6: Final answer
    x = 175,477.11

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1.5x scale

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.