Home / 784,166.85-1,176,373.40-334,890.07

Finding the Fourth Proportional to 784,166.85, 1,176,373.40 and 334,890.07

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Solution

The fourth proportional to 784,166.85, 1,176,373.40 and 334,890.07 is: 502,387.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,166.85 : 1,176,373.40 = 334,890.07 : x
  2. Step 2: Convert to fraction form
    784,166.85/1,176,373.40 = 334,890.07/x
  3. Step 3: Cross multiply
    784,166.85x = 1,176,373.40 × 334,890.07
  4. Step 4: Simplify right side
    784,166.85x = 393,955,771,790.94
  5. Step 5: Solve for x
    x = 393,955,771,790.94/784,166.85
  6. Step 6: Final answer
    x = 502,387.69

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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.