Home / 897,417.20-1,346,125.80-578,552.60

Finding the Fourth Proportional to 897,417.20, 1,346,125.80 and 578,552.60

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Solution

The fourth proportional to 897,417.20, 1,346,125.80 and 578,552.60 is: 867,828.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,417.20 : 1,346,125.80 = 578,552.60 : x
  2. Step 2: Convert to fraction form
    897,417.20/1,346,125.80 = 578,552.60/x
  3. Step 3: Cross multiply
    897,417.20x = 1,346,125.80 × 578,552.60
  4. Step 4: Simplify right side
    897,417.20x = 778,804,581,517.08
  5. Step 5: Solve for x
    x = 778,804,581,517.08/897,417.20
  6. Step 6: Final answer
    x = 867,828.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.