Home / 776,916.95-1,072,068.75-432,741.33

Finding the Fourth Proportional to 776,916.95, 1,072,068.75 and 432,741.33

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Solution

The fourth proportional to 776,916.95, 1,072,068.75 and 432,741.33 is: 597,140.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,916.95 : 1,072,068.75 = 432,741.33 : x
  2. Step 2: Convert to fraction form
    776,916.95/1,072,068.75 = 432,741.33/x
  3. Step 3: Cross multiply
    776,916.95x = 1,072,068.75 × 432,741.33
  4. Step 4: Simplify right side
    776,916.95x = 463,928,456,726.44
  5. Step 5: Solve for x
    x = 463,928,456,726.44/776,916.95
  6. Step 6: Final answer
    x = 597,140.35

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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.