Home / 907,784.72-1,357,884.64-637,893.87

Finding the Fourth Proportional to 907,784.72, 1,357,884.64 and 637,893.87

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Solution

The fourth proportional to 907,784.72, 1,357,884.64 and 637,893.87 is: 954,175.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,784.72 : 1,357,884.64 = 637,893.87 : x
  2. Step 2: Convert to fraction form
    907,784.72/1,357,884.64 = 637,893.87/x
  3. Step 3: Cross multiply
    907,784.72x = 1,357,884.64 × 637,893.87
  4. Step 4: Simplify right side
    907,784.72x = 866,186,283,728.46
  5. Step 5: Solve for x
    x = 866,186,283,728.46/907,784.72
  6. Step 6: Final answer
    x = 954,175.88

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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.