Home / 353,074.32-529,312.95-153,244.50

Finding the Fourth Proportional to 353,074.32, 529,312.95 and 153,244.50

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Solution

The fourth proportional to 353,074.32, 529,312.95 and 153,244.50 is: 229,737.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,074.32 : 529,312.95 = 153,244.50 : x
  2. Step 2: Convert to fraction form
    353,074.32/529,312.95 = 153,244.50/x
  3. Step 3: Cross multiply
    353,074.32x = 529,312.95 × 153,244.50
  4. Step 4: Simplify right side
    353,074.32x = 81,114,298,366.28
  5. Step 5: Solve for x
    x = 81,114,298,366.28/353,074.32
  6. Step 6: Final answer
    x = 229,737.18

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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.