Home / 970,639.46-1,339,582.63-583,581.50

Finding the Fourth Proportional to 970,639.46, 1,339,582.63 and 583,581.50

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Solution

The fourth proportional to 970,639.46, 1,339,582.63 and 583,581.50 is: 805,402.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,639.46 : 1,339,582.63 = 583,581.50 : x
  2. Step 2: Convert to fraction form
    970,639.46/1,339,582.63 = 583,581.50/x
  3. Step 3: Cross multiply
    970,639.46x = 1,339,582.63 × 583,581.50
  4. Step 4: Simplify right side
    970,639.46x = 781,755,640,589.35
  5. Step 5: Solve for x
    x = 781,755,640,589.35/970,639.46
  6. Step 6: Final answer
    x = 805,402.70

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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.