Home / 758,483.35-1,136,429.89-417,212.30

Finding the Fourth Proportional to 758,483.35, 1,136,429.89 and 417,212.30

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Solution

The fourth proportional to 758,483.35, 1,136,429.89 and 417,212.30 is: 625,106.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,483.35 : 1,136,429.89 = 417,212.30 : x
  2. Step 2: Convert to fraction form
    758,483.35/1,136,429.89 = 417,212.30/x
  3. Step 3: Cross multiply
    758,483.35x = 1,136,429.89 × 417,212.30
  4. Step 4: Simplify right side
    758,483.35x = 474,132,529,993.69
  5. Step 5: Solve for x
    x = 474,132,529,993.69/758,483.35
  6. Step 6: Final answer
    x = 625,106.05

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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.