Home / 784,587.89-1,082,554.65-462,328.04

Finding the Fourth Proportional to 784,587.89, 1,082,554.65 and 462,328.04

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Solution

The fourth proportional to 784,587.89, 1,082,554.65 and 462,328.04 is: 637,908.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,587.89 : 1,082,554.65 = 462,328.04 : x
  2. Step 2: Convert to fraction form
    784,587.89/1,082,554.65 = 462,328.04/x
  3. Step 3: Cross multiply
    784,587.89x = 1,082,554.65 × 462,328.04
  4. Step 4: Simplify right side
    784,587.89x = 500,495,364,114.61
  5. Step 5: Solve for x
    x = 500,495,364,114.61/784,587.89
  6. Step 6: Final answer
    x = 637,908.61

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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.