Home / 975,176.46-1,345,670.40-545,373.54

Finding the Fourth Proportional to 975,176.46, 1,345,670.40 and 545,373.54

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Solution

The fourth proportional to 975,176.46, 1,345,670.40 and 545,373.54 is: 752,574.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    975,176.46 : 1,345,670.40 = 545,373.54 : x
  2. Step 2: Convert to fraction form
    975,176.46/1,345,670.40 = 545,373.54/x
  3. Step 3: Cross multiply
    975,176.46x = 1,345,670.40 × 545,373.54
  4. Step 4: Simplify right side
    975,176.46x = 733,893,029,721.22
  5. Step 5: Solve for x
    x = 733,893,029,721.22/975,176.46
  6. Step 6: Final answer
    x = 752,574.60

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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.