Home / 847,382.83-1,169,746.15-572,113.58

Finding the Fourth Proportional to 847,382.83, 1,169,746.15 and 572,113.58

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Solution

The fourth proportional to 847,382.83, 1,169,746.15 and 572,113.58 is: 789,758.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,382.83 : 1,169,746.15 = 572,113.58 : x
  2. Step 2: Convert to fraction form
    847,382.83/1,169,746.15 = 572,113.58/x
  3. Step 3: Cross multiply
    847,382.83x = 1,169,746.15 × 572,113.58
  4. Step 4: Simplify right side
    847,382.83x = 669,227,657,567.72
  5. Step 5: Solve for x
    x = 669,227,657,567.72/847,382.83
  6. Step 6: Final answer
    x = 789,758.34

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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.