Home / 720,466.86-1,080,675.66-341,569.11

Finding the Fourth Proportional to 720,466.86, 1,080,675.66 and 341,569.11

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Solution

The fourth proportional to 720,466.86, 1,080,675.66 and 341,569.11 is: 512,341.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    720,466.86 : 1,080,675.66 = 341,569.11 : x
  2. Step 2: Convert to fraction form
    720,466.86/1,080,675.66 = 341,569.11/x
  3. Step 3: Cross multiply
    720,466.86x = 1,080,675.66 × 341,569.11
  4. Step 4: Simplify right side
    720,466.86x = 369,125,423,384.86
  5. Step 5: Solve for x
    x = 369,125,423,384.86/720,466.86
  6. Step 6: Final answer
    x = 512,341.99

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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.