Home / 907,477.20-1,361,215.80-590,216.40

Finding the Fourth Proportional to 907,477.20, 1,361,215.80 and 590,216.40

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Solution

The fourth proportional to 907,477.20, 1,361,215.80 and 590,216.40 is: 885,324.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,477.20 : 1,361,215.80 = 590,216.40 : x
  2. Step 2: Convert to fraction form
    907,477.20/1,361,215.80 = 590,216.40/x
  3. Step 3: Cross multiply
    907,477.20x = 1,361,215.80 × 590,216.40
  4. Step 4: Simplify right side
    907,477.20x = 803,411,889,099.12
  5. Step 5: Solve for x
    x = 803,411,889,099.12/907,477.20
  6. Step 6: Final answer
    x = 885,324.60

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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.