Home / 551,384.20-826,638.90-302,066.20

Finding the Fourth Proportional to 551,384.20, 826,638.90 and 302,066.20

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Solution

The fourth proportional to 551,384.20, 826,638.90 and 302,066.20 is: 452,859.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,384.20 : 826,638.90 = 302,066.20 : x
  2. Step 2: Convert to fraction form
    551,384.20/826,638.90 = 302,066.20/x
  3. Step 3: Cross multiply
    551,384.20x = 826,638.90 × 302,066.20
  4. Step 4: Simplify right side
    551,384.20x = 249,699,671,295.18
  5. Step 5: Solve for x
    x = 249,699,671,295.18/551,384.20
  6. Step 6: Final answer
    x = 452,859.68

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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.