Home / 989,303.22-1,483,730.66-502,491.90

Finding the Fourth Proportional to 989,303.22, 1,483,730.66 and 502,491.90

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Solution

The fourth proportional to 989,303.22, 1,483,730.66 and 502,491.90 is: 753,624.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    989,303.22 : 1,483,730.66 = 502,491.90 : x
  2. Step 2: Convert to fraction form
    989,303.22/1,483,730.66 = 502,491.90/x
  3. Step 3: Cross multiply
    989,303.22x = 1,483,730.66 × 502,491.90
  4. Step 4: Simplify right side
    989,303.22x = 745,562,645,251.87
  5. Step 5: Solve for x
    x = 745,562,645,251.87/989,303.22
  6. Step 6: Final answer
    x = 753,624.00

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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.