Home / 904,938.16-1,357,582.12-343,928.92

Finding the Fourth Proportional to 904,938.16, 1,357,582.12 and 343,928.92

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Solution

The fourth proportional to 904,938.16, 1,357,582.12 and 343,928.92 is: 515,959.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    904,938.16 : 1,357,582.12 = 343,928.92 : x
  2. Step 2: Convert to fraction form
    904,938.16/1,357,582.12 = 343,928.92/x
  3. Step 3: Cross multiply
    904,938.16x = 1,357,582.12 × 343,928.92
  4. Step 4: Simplify right side
    904,938.16x = 466,911,752,342.91
  5. Step 5: Solve for x
    x = 466,911,752,342.91/904,938.16
  6. Step 6: Final answer
    x = 515,959.84

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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.