Home / 907,221.52-1,357,510.40-858,556.16

Finding the Fourth Proportional to 907,221.52, 1,357,510.40 and 858,556.16

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Solution

The fourth proportional to 907,221.52, 1,357,510.40 and 858,556.16 is: 1,284,690.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,221.52 : 1,357,510.40 = 858,556.16 : x
  2. Step 2: Convert to fraction form
    907,221.52/1,357,510.40 = 858,556.16/x
  3. Step 3: Cross multiply
    907,221.52x = 1,357,510.40 × 858,556.16
  4. Step 4: Simplify right side
    907,221.52x = 1,165,498,916,184.06
  5. Step 5: Solve for x
    x = 1,165,498,916,184.06/907,221.52
  6. Step 6: Final answer
    x = 1,284,690.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.