Home / 856,755.04-1,182,328.56-474,788

Finding the Fourth Proportional to 856,755.04, 1,182,328.56 and 474,788

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Solution

The fourth proportional to 856,755.04, 1,182,328.56 and 474,788 is: 655,211.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    856,755.04 : 1,182,328.56 = 474,788 : x
  2. Step 2: Convert to fraction form
    856,755.04/1,182,328.56 = 474,788/x
  3. Step 3: Cross multiply
    856,755.04x = 1,182,328.56 × 474,788
  4. Step 4: Simplify right side
    856,755.04x = 561,355,412,345.28
  5. Step 5: Solve for x
    x = 561,355,412,345.28/856,755.04
  6. Step 6: Final answer
    x = 655,211.10

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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.