Home / 358,295.19-537,535.13-257,210.43

Finding the Fourth Proportional to 358,295.19, 537,535.13 and 257,210.43

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Solution

The fourth proportional to 358,295.19, 537,535.13 and 257,210.43 is: 385,881.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,295.19 : 537,535.13 = 257,210.43 : x
  2. Step 2: Convert to fraction form
    358,295.19/537,535.13 = 257,210.43/x
  3. Step 3: Cross multiply
    358,295.19x = 537,535.13 × 257,210.43
  4. Step 4: Simplify right side
    358,295.19x = 138,259,640,641.35
  5. Step 5: Solve for x
    x = 138,259,640,641.35/358,295.19
  6. Step 6: Final answer
    x = 385,881.93

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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.