Home / 936,678.09-1,292,647.10-574,031.91

Finding the Fourth Proportional to 936,678.09, 1,292,647.10 and 574,031.91

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Solution

The fourth proportional to 936,678.09, 1,292,647.10 and 574,031.91 is: 792,183.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,678.09 : 1,292,647.10 = 574,031.91 : x
  2. Step 2: Convert to fraction form
    936,678.09/1,292,647.10 = 574,031.91/x
  3. Step 3: Cross multiply
    936,678.09x = 1,292,647.10 × 574,031.91
  4. Step 4: Simplify right side
    936,678.09x = 742,020,680,537.34
  5. Step 5: Solve for x
    x = 742,020,680,537.34/936,678.09
  6. Step 6: Final answer
    x = 792,183.24

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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.