Home / 985,929.69-1,360,582.98-533,220.69

Finding the Fourth Proportional to 985,929.69, 1,360,582.98 and 533,220.69

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Solution

The fourth proportional to 985,929.69, 1,360,582.98 and 533,220.69 is: 735,844.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    985,929.69 : 1,360,582.98 = 533,220.69 : x
  2. Step 2: Convert to fraction form
    985,929.69/1,360,582.98 = 533,220.69/x
  3. Step 3: Cross multiply
    985,929.69x = 1,360,582.98 × 533,220.69
  4. Step 4: Simplify right side
    985,929.69x = 725,490,995,397.86
  5. Step 5: Solve for x
    x = 725,490,995,397.86/985,929.69
  6. Step 6: Final answer
    x = 735,844.56

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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.