Home / 936,579.91-1,292,483.98-506,859.93

Finding the Fourth Proportional to 936,579.91, 1,292,483.98 and 506,859.93

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Solution

The fourth proportional to 936,579.91, 1,292,483.98 and 506,859.93 is: 699,468.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,579.91 : 1,292,483.98 = 506,859.93 : x
  2. Step 2: Convert to fraction form
    936,579.91/1,292,483.98 = 506,859.93/x
  3. Step 3: Cross multiply
    936,579.91x = 1,292,483.98 × 506,859.93
  4. Step 4: Simplify right side
    936,579.91x = 655,108,330,632.20
  5. Step 5: Solve for x
    x = 655,108,330,632.20/936,579.91
  6. Step 6: Final answer
    x = 699,468.70

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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.