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Finding the Fourth Proportional to 358,045.93, 537,068.90 and 170,488.81

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Solution

The fourth proportional to 358,045.93, 537,068.90 and 170,488.81 is: 255,733.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,045.93 : 537,068.90 = 170,488.81 : x
  2. Step 2: Convert to fraction form
    358,045.93/537,068.90 = 170,488.81/x
  3. Step 3: Cross multiply
    358,045.93x = 537,068.90 × 170,488.81
  4. Step 4: Simplify right side
    358,045.93x = 91,564,237,649.01
  5. Step 5: Solve for x
    x = 91,564,237,649.01/358,045.93
  6. Step 6: Final answer
    x = 255,733.22

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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.