Home / 761,040.12-1,141,332.36-477,162.06

Finding the Fourth Proportional to 761,040.12, 1,141,332.36 and 477,162.06

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Solution

The fourth proportional to 761,040.12, 1,141,332.36 and 477,162.06 is: 715,600.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,040.12 : 1,141,332.36 = 477,162.06 : x
  2. Step 2: Convert to fraction form
    761,040.12/1,141,332.36 = 477,162.06/x
  3. Step 3: Cross multiply
    761,040.12x = 1,141,332.36 × 477,162.06
  4. Step 4: Simplify right side
    761,040.12x = 544,600,500,042.26
  5. Step 5: Solve for x
    x = 544,600,500,042.26/761,040.12
  6. Step 6: Final answer
    x = 715,600.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.