Home / 288,973.58-433,460.97-155,916.50

Finding the Fourth Proportional to 288,973.58, 433,460.97 and 155,916.50

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Solution

The fourth proportional to 288,973.58, 433,460.97 and 155,916.50 is: 233,875.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,973.58 : 433,460.97 = 155,916.50 : x
  2. Step 2: Convert to fraction form
    288,973.58/433,460.97 = 155,916.50/x
  3. Step 3: Cross multiply
    288,973.58x = 433,460.97 × 155,916.50
  4. Step 4: Simplify right side
    288,973.58x = 67,583,715,161.70
  5. Step 5: Solve for x
    x = 67,583,715,161.70/288,973.58
  6. Step 6: Final answer
    x = 233,875.07

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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.