Home / 912,295.29-1,258,916.70-504,373.32

Finding the Fourth Proportional to 912,295.29, 1,258,916.70 and 504,373.32

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Solution

The fourth proportional to 912,295.29, 1,258,916.70 and 504,373.32 is: 696,007.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,295.29 : 1,258,916.70 = 504,373.32 : x
  2. Step 2: Convert to fraction form
    912,295.29/1,258,916.70 = 504,373.32/x
  3. Step 3: Cross multiply
    912,295.29x = 1,258,916.70 × 504,373.32
  4. Step 4: Simplify right side
    912,295.29x = 634,963,995,582.44
  5. Step 5: Solve for x
    x = 634,963,995,582.44/912,295.29
  6. Step 6: Final answer
    x = 696,007.10

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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.