Home / 784,153.82-1,176,353.73-334,877.06

Finding the Fourth Proportional to 784,153.82, 1,176,353.73 and 334,877.06

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Solution

The fourth proportional to 784,153.82, 1,176,353.73 and 334,877.06 is: 502,368.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,153.82 : 1,176,353.73 = 334,877.06 : x
  2. Step 2: Convert to fraction form
    784,153.82/1,176,353.73 = 334,877.06/x
  3. Step 3: Cross multiply
    784,153.82x = 1,176,353.73 × 334,877.06
  4. Step 4: Simplify right side
    784,153.82x = 393,933,872,740.67
  5. Step 5: Solve for x
    x = 393,933,872,740.67/784,153.82
  6. Step 6: Final answer
    x = 502,368.11

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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.