Home / 954,927.96-1,432,153.80-280,875.12

Finding the Fourth Proportional to 954,927.96, 1,432,153.80 and 280,875.12

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Solution

The fourth proportional to 954,927.96, 1,432,153.80 and 280,875.12 is: 421,242.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    954,927.96 : 1,432,153.80 = 280,875.12 : x
  2. Step 2: Convert to fraction form
    954,927.96/1,432,153.80 = 280,875.12/x
  3. Step 3: Cross multiply
    954,927.96x = 1,432,153.80 × 280,875.12
  4. Step 4: Simplify right side
    954,927.96x = 402,256,370,433.46
  5. Step 5: Solve for x
    x = 402,256,370,433.46/954,927.96
  6. Step 6: Final answer
    x = 421,242.64

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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.