Home / 358,215.50-537,208.84-118,284.74

Finding the Fourth Proportional to 358,215.50, 537,208.84 and 118,284.74

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Solution

The fourth proportional to 358,215.50, 537,208.84 and 118,284.74 is: 177,389.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,215.50 : 537,208.84 = 118,284.74 : x
  2. Step 2: Convert to fraction form
    358,215.50/537,208.84 = 118,284.74/x
  3. Step 3: Cross multiply
    358,215.50x = 537,208.84 × 118,284.74
  4. Step 4: Simplify right side
    358,215.50x = 63,543,607,965.10
  5. Step 5: Solve for x
    x = 63,543,607,965.10/358,215.50
  6. Step 6: Final answer
    x = 177,389.33

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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.