Home / 975,399.51-1,346,029.89-533,871.90

Finding the Fourth Proportional to 975,399.51, 1,346,029.89 and 533,871.90

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Solution

The fourth proportional to 975,399.51, 1,346,029.89 and 533,871.90 is: 736,731.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    975,399.51 : 1,346,029.89 = 533,871.90 : x
  2. Step 2: Convert to fraction form
    975,399.51/1,346,029.89 = 533,871.90/x
  3. Step 3: Cross multiply
    975,399.51x = 1,346,029.89 × 533,871.90
  4. Step 4: Simplify right side
    975,399.51x = 718,607,534,831.09
  5. Step 5: Solve for x
    x = 718,607,534,831.09/975,399.51
  6. Step 6: Final answer
    x = 736,731.49

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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.