Home / 765,547.92-1,148,322.60-366,094.80

Finding the Fourth Proportional to 765,547.92, 1,148,322.60 and 366,094.80

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Solution

The fourth proportional to 765,547.92, 1,148,322.60 and 366,094.80 is: 549,142.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    765,547.92 : 1,148,322.60 = 366,094.80 : x
  2. Step 2: Convert to fraction form
    765,547.92/1,148,322.60 = 366,094.80/x
  3. Step 3: Cross multiply
    765,547.92x = 1,148,322.60 × 366,094.80
  4. Step 4: Simplify right side
    765,547.92x = 420,394,932,582.48
  5. Step 5: Solve for x
    x = 420,394,932,582.48/765,547.92
  6. Step 6: Final answer
    x = 549,142.54

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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.