Home / 1,470,232.08-2,205,790.84-459,313.20

Finding the Fourth Proportional to 1,470,232.08, 2,205,790.84 and 459,313.20

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Solution

The fourth proportional to 1,470,232.08, 2,205,790.84 and 459,313.20 is: 689,108.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,470,232.08 : 2,205,790.84 = 459,313.20 : x
  2. Step 2: Convert to fraction form
    1,470,232.08/2,205,790.84 = 459,313.20/x
  3. Step 3: Cross multiply
    1,470,232.08x = 2,205,790.84 × 459,313.20
  4. Step 4: Simplify right side
    1,470,232.08x = 1,013,148,849,251.09
  5. Step 5: Solve for x
    x = 1,013,148,849,251.09/1,470,232.08
  6. Step 6: Final answer
    x = 689,108.11

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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.