Home / 835,436.86-1,152,705.20-472,860.68

Finding the Fourth Proportional to 835,436.86, 1,152,705.20 and 472,860.68

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Solution

The fourth proportional to 835,436.86, 1,152,705.20 and 472,860.68 is: 652,435.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,436.86 : 1,152,705.20 = 472,860.68 : x
  2. Step 2: Convert to fraction form
    835,436.86/1,152,705.20 = 472,860.68/x
  3. Step 3: Cross multiply
    835,436.86x = 1,152,705.20 × 472,860.68
  4. Step 4: Simplify right side
    835,436.86x = 545,068,956,583.71
  5. Step 5: Solve for x
    x = 545,068,956,583.71/835,436.86
  6. Step 6: Final answer
    x = 652,435.85

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Double scale
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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.