Home / 963,573.60-1,445,361.45-289,654.84

Finding the Fourth Proportional to 963,573.60, 1,445,361.45 and 289,654.84

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Solution

The fourth proportional to 963,573.60, 1,445,361.45 and 289,654.84 is: 434,482.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    963,573.60 : 1,445,361.45 = 289,654.84 : x
  2. Step 2: Convert to fraction form
    963,573.60/1,445,361.45 = 289,654.84/x
  3. Step 3: Cross multiply
    963,573.60x = 1,445,361.45 × 289,654.84
  4. Step 4: Simplify right side
    963,573.60x = 418,655,939,541.92
  5. Step 5: Solve for x
    x = 418,655,939,541.92/963,573.60
  6. Step 6: Final answer
    x = 434,482.58

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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.