Home / 843,810.65-1,164,461.77-456,626.03

Finding the Fourth Proportional to 843,810.65, 1,164,461.77 and 456,626.03

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Solution

The fourth proportional to 843,810.65, 1,164,461.77 and 456,626.03 is: 630,145.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,810.65 : 1,164,461.77 = 456,626.03 : x
  2. Step 2: Convert to fraction form
    843,810.65/1,164,461.77 = 456,626.03/x
  3. Step 3: Cross multiply
    843,810.65x = 1,164,461.77 × 456,626.03
  4. Step 4: Simplify right side
    843,810.65x = 531,723,549,870.35
  5. Step 5: Solve for x
    x = 531,723,549,870.35/843,810.65
  6. Step 6: Final answer
    x = 630,145.58

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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.