Home / 975,434.95-1,346,058.86-539,811.56

Finding the Fourth Proportional to 975,434.95, 1,346,058.86 and 539,811.56

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Solution

The fourth proportional to 975,434.95, 1,346,058.86 and 539,811.56 is: 744,917.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    975,434.95 : 1,346,058.86 = 539,811.56 : x
  2. Step 2: Convert to fraction form
    975,434.95/1,346,058.86 = 539,811.56/x
  3. Step 3: Cross multiply
    975,434.95x = 1,346,058.86 × 539,811.56
  4. Step 4: Simplify right side
    975,434.95x = 726,618,134,700.58
  5. Step 5: Solve for x
    x = 726,618,134,700.58/975,434.95
  6. Step 6: Final answer
    x = 744,917.06

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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.