Home / 302,574.02-453,910.30-89,363.50

Finding the Fourth Proportional to 302,574.02, 453,910.30 and 89,363.50

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Solution

The fourth proportional to 302,574.02, 453,910.30 and 89,363.50 is: 134,059.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,574.02 : 453,910.30 = 89,363.50 : x
  2. Step 2: Convert to fraction form
    302,574.02/453,910.30 = 89,363.50/x
  3. Step 3: Cross multiply
    302,574.02x = 453,910.30 × 89,363.50
  4. Step 4: Simplify right side
    302,574.02x = 40,563,013,094.05
  5. Step 5: Solve for x
    x = 40,563,013,094.05/302,574.02
  6. Step 6: Final answer
    x = 134,059.80

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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.