Home / 936,584.31-1,292,482.40-506,864.91

Finding the Fourth Proportional to 936,584.31, 1,292,482.40 and 506,864.91

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Solution

The fourth proportional to 936,584.31, 1,292,482.40 and 506,864.91 is: 699,471.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,584.31 : 1,292,482.40 = 506,864.91 : x
  2. Step 2: Convert to fraction form
    936,584.31/1,292,482.40 = 506,864.91/x
  3. Step 3: Cross multiply
    936,584.31x = 1,292,482.40 × 506,864.91
  4. Step 4: Simplify right side
    936,584.31x = 655,113,972,818.26
  5. Step 5: Solve for x
    x = 655,113,972,818.26/936,584.31
  6. Step 6: Final answer
    x = 699,471.44

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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.