Home / 898,639.80-1,346,210.10-498,564.60

Finding the Fourth Proportional to 898,639.80, 1,346,210.10 and 498,564.60

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Solution

The fourth proportional to 898,639.80, 1,346,210.10 and 498,564.60 is: 746,876.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,639.80 : 1,346,210.10 = 498,564.60 : x
  2. Step 2: Convert to fraction form
    898,639.80/1,346,210.10 = 498,564.60/x
  3. Step 3: Cross multiply
    898,639.80x = 1,346,210.10 × 498,564.60
  4. Step 4: Simplify right side
    898,639.80x = 671,172,700,022.46
  5. Step 5: Solve for x
    x = 671,172,700,022.46/898,639.80
  6. Step 6: Final answer
    x = 746,876.22

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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.