Home / 975,036.66-1,345,619.37-545,356.74

Finding the Fourth Proportional to 975,036.66, 1,345,619.37 and 545,356.74

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Solution

The fourth proportional to 975,036.66, 1,345,619.37 and 545,356.74 is: 752,630.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    975,036.66 : 1,345,619.37 = 545,356.74 : x
  2. Step 2: Convert to fraction form
    975,036.66/1,345,619.37 = 545,356.74/x
  3. Step 3: Cross multiply
    975,036.66x = 1,345,619.37 × 545,356.74
  4. Step 4: Simplify right side
    975,036.66x = 733,842,592,904.05
  5. Step 5: Solve for x
    x = 733,842,592,904.05/975,036.66
  6. Step 6: Final answer
    x = 752,630.77

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1.5x scale

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.