Home / 743,573.67-1,026,138.16-404,041.91

Finding the Fourth Proportional to 743,573.67, 1,026,138.16 and 404,041.91

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Solution

The fourth proportional to 743,573.67, 1,026,138.16 and 404,041.91 is: 557,581.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,573.67 : 1,026,138.16 = 404,041.91 : x
  2. Step 2: Convert to fraction form
    743,573.67/1,026,138.16 = 404,041.91/x
  3. Step 3: Cross multiply
    743,573.67x = 1,026,138.16 × 404,041.91
  4. Step 4: Simplify right side
    743,573.67x = 414,602,822,090.29
  5. Step 5: Solve for x
    x = 414,602,822,090.29/743,573.67
  6. Step 6: Final answer
    x = 557,581.37

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1.5x scale

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.