Home / 907,464.47-1,252,162.20-525,417.44

Finding the Fourth Proportional to 907,464.47, 1,252,162.20 and 525,417.44

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Solution

The fourth proportional to 907,464.47, 1,252,162.20 and 525,417.44 is: 724,995.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,464.47 : 1,252,162.20 = 525,417.44 : x
  2. Step 2: Convert to fraction form
    907,464.47/1,252,162.20 = 525,417.44/x
  3. Step 3: Cross multiply
    907,464.47x = 1,252,162.20 × 525,417.44
  4. Step 4: Simplify right side
    907,464.47x = 657,907,857,588.77
  5. Step 5: Solve for x
    x = 657,907,857,588.77/907,464.47
  6. Step 6: Final answer
    x = 724,995.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.