Home / 879,437.77-1,213,451.60-552,561.41

Finding the Fourth Proportional to 879,437.77, 1,213,451.60 and 552,561.41

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Solution

The fourth proportional to 879,437.77, 1,213,451.60 and 552,561.41 is: 762,426.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    879,437.77 : 1,213,451.60 = 552,561.41 : x
  2. Step 2: Convert to fraction form
    879,437.77/1,213,451.60 = 552,561.41/x
  3. Step 3: Cross multiply
    879,437.77x = 1,213,451.60 × 552,561.41
  4. Step 4: Simplify right side
    879,437.77x = 670,506,527,333.58
  5. Step 5: Solve for x
    x = 670,506,527,333.58/879,437.77
  6. Step 6: Final answer
    x = 762,426.35

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Double scale
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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.