Home / 1,553,247-2,329,970.64-488,330.28

Finding the Fourth Proportional to 1,553,247, 2,329,970.64 and 488,330.28

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Solution

The fourth proportional to 1,553,247, 2,329,970.64 and 488,330.28 is: 732,526.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,553,247 : 2,329,970.64 = 488,330.28 : x
  2. Step 2: Convert to fraction form
    1,553,247/2,329,970.64 = 488,330.28/x
  3. Step 3: Cross multiply
    1,553,247x = 2,329,970.64 × 488,330.28
  4. Step 4: Simplify right side
    1,553,247x = 1,137,795,215,022.98
  5. Step 5: Solve for x
    x = 1,137,795,215,022.98/1,553,247
  6. Step 6: Final answer
    x = 732,526.90

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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.