Home / 977,813.16-1,349,444.52-548,093.40

Finding the Fourth Proportional to 977,813.16, 1,349,444.52 and 548,093.40

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Solution

The fourth proportional to 977,813.16, 1,349,444.52 and 548,093.40 is: 756,403.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,813.16 : 1,349,444.52 = 548,093.40 : x
  2. Step 2: Convert to fraction form
    977,813.16/1,349,444.52 = 548,093.40/x
  3. Step 3: Cross multiply
    977,813.16x = 1,349,444.52 × 548,093.40
  4. Step 4: Simplify right side
    977,813.16x = 739,621,635,078.17
  5. Step 5: Solve for x
    x = 739,621,635,078.17/977,813.16
  6. Step 6: Final answer
    x = 756,403.85

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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.