Home / 847,331.46-1,169,312.88-460,143.49

Finding the Fourth Proportional to 847,331.46, 1,169,312.88 and 460,143.49

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Solution

The fourth proportional to 847,331.46, 1,169,312.88 and 460,143.49 is: 634,995.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,331.46 : 1,169,312.88 = 460,143.49 : x
  2. Step 2: Convert to fraction form
    847,331.46/1,169,312.88 = 460,143.49/x
  3. Step 3: Cross multiply
    847,331.46x = 1,169,312.88 × 460,143.49
  4. Step 4: Simplify right side
    847,331.46x = 538,051,709,505.15
  5. Step 5: Solve for x
    x = 538,051,709,505.15/847,331.46
  6. Step 6: Final answer
    x = 634,995.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.