Home / 761,046.27-1,050,260.81-434,352.72

Finding the Fourth Proportional to 761,046.27, 1,050,260.81 and 434,352.72

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Solution

The fourth proportional to 761,046.27, 1,050,260.81 and 434,352.72 is: 599,416.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,046.27 : 1,050,260.81 = 434,352.72 : x
  2. Step 2: Convert to fraction form
    761,046.27/1,050,260.81 = 434,352.72/x
  3. Step 3: Cross multiply
    761,046.27x = 1,050,260.81 × 434,352.72
  4. Step 4: Simplify right side
    761,046.27x = 456,183,639,532.90
  5. Step 5: Solve for x
    x = 456,183,639,532.90/761,046.27
  6. Step 6: Final answer
    x = 599,416.44

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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.