Home / 669,929.49-924,544.04-383,443.02

Finding the Fourth Proportional to 669,929.49, 924,544.04 and 383,443.02

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Solution

The fourth proportional to 669,929.49, 924,544.04 and 383,443.02 is: 529,175.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,929.49 : 924,544.04 = 383,443.02 : x
  2. Step 2: Convert to fraction form
    669,929.49/924,544.04 = 383,443.02/x
  3. Step 3: Cross multiply
    669,929.49x = 924,544.04 × 383,443.02
  4. Step 4: Simplify right side
    669,929.49x = 354,509,956,903.39
  5. Step 5: Solve for x
    x = 354,509,956,903.39/669,929.49
  6. Step 6: Final answer
    x = 529,175.03

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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.