Home / 895,331.70-1,343,235.15-389,675.70

Finding the Fourth Proportional to 895,331.70, 1,343,235.15 and 389,675.70

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Solution

The fourth proportional to 895,331.70, 1,343,235.15 and 389,675.70 is: 584,616.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    895,331.70 : 1,343,235.15 = 389,675.70 : x
  2. Step 2: Convert to fraction form
    895,331.70/1,343,235.15 = 389,675.70/x
  3. Step 3: Cross multiply
    895,331.70x = 1,343,235.15 × 389,675.70
  4. Step 4: Simplify right side
    895,331.70x = 523,426,097,340.86
  5. Step 5: Solve for x
    x = 523,426,097,340.86/895,331.70
  6. Step 6: Final answer
    x = 584,616.96

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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.