Home / 710,465.49-1,064,980.01-305,921.52

Finding the Fourth Proportional to 710,465.49, 1,064,980.01 and 305,921.52

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Solution

The fourth proportional to 710,465.49, 1,064,980.01 and 305,921.52 is: 458,573.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    710,465.49 : 1,064,980.01 = 305,921.52 : x
  2. Step 2: Convert to fraction form
    710,465.49/1,064,980.01 = 305,921.52/x
  3. Step 3: Cross multiply
    710,465.49x = 1,064,980.01 × 305,921.52
  4. Step 4: Simplify right side
    710,465.49x = 325,800,301,899.21
  5. Step 5: Solve for x
    x = 325,800,301,899.21/710,465.49
  6. Step 6: Final answer
    x = 458,573.02

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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.