Home / 750,875.85-1,036,234.53-411,344.10

Finding the Fourth Proportional to 750,875.85, 1,036,234.53 and 411,344.10

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Solution

The fourth proportional to 750,875.85, 1,036,234.53 and 411,344.10 is: 567,669.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,875.85 : 1,036,234.53 = 411,344.10 : x
  2. Step 2: Convert to fraction form
    750,875.85/1,036,234.53 = 411,344.10/x
  3. Step 3: Cross multiply
    750,875.85x = 1,036,234.53 × 411,344.10
  4. Step 4: Simplify right side
    750,875.85x = 426,248,960,131.77
  5. Step 5: Solve for x
    x = 426,248,960,131.77/750,875.85
  6. Step 6: Final answer
    x = 567,669.02

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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.