Home / 531,267.07-797,136.14-278,487.22

Finding the Fourth Proportional to 531,267.07, 797,136.14 and 278,487.22

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Solution

The fourth proportional to 531,267.07, 797,136.14 and 278,487.22 is: 417,854.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,267.07 : 797,136.14 = 278,487.22 : x
  2. Step 2: Convert to fraction form
    531,267.07/797,136.14 = 278,487.22/x
  3. Step 3: Cross multiply
    531,267.07x = 797,136.14 × 278,487.22
  4. Step 4: Simplify right side
    531,267.07x = 221,992,226,293.51
  5. Step 5: Solve for x
    x = 221,992,226,293.51/531,267.07
  6. Step 6: Final answer
    x = 417,854.30

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1.5x scale

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.