Home / 759,453.51-1,047,552.06-487,090.00

Finding the Fourth Proportional to 759,453.51, 1,047,552.06 and 487,090.00

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Solution

The fourth proportional to 759,453.51, 1,047,552.06 and 487,090.00 is: 671,867.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    759,453.51 : 1,047,552.06 = 487,090.00 : x
  2. Step 2: Convert to fraction form
    759,453.51/1,047,552.06 = 487,090.00/x
  3. Step 3: Cross multiply
    759,453.51x = 1,047,552.06 × 487,090.00
  4. Step 4: Simplify right side
    759,453.51x = 510,252,132,113.11
  5. Step 5: Solve for x
    x = 510,252,132,113.11/759,453.51
  6. Step 6: Final answer
    x = 671,867.50

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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.