Home / 907,637.67-1,252,569.83-499,769.46

Finding the Fourth Proportional to 907,637.67, 1,252,569.83 and 499,769.46

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Solution

The fourth proportional to 907,637.67, 1,252,569.83 and 499,769.46 is: 689,698.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,637.67 : 1,252,569.83 = 499,769.46 : x
  2. Step 2: Convert to fraction form
    907,637.67/1,252,569.83 = 499,769.46/x
  3. Step 3: Cross multiply
    907,637.67x = 1,252,569.83 × 499,769.46
  4. Step 4: Simplify right side
    907,637.67x = 625,996,145,052.55
  5. Step 5: Solve for x
    x = 625,996,145,052.55/907,637.67
  6. Step 6: Final answer
    x = 689,698.29

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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.