Home / 868,688.93-1,303,487.77-630,768.16

Finding the Fourth Proportional to 868,688.93, 1,303,487.77 and 630,768.16

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Solution

The fourth proportional to 868,688.93, 1,303,487.77 and 630,768.16 is: 946,482.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,688.93 : 1,303,487.77 = 630,768.16 : x
  2. Step 2: Convert to fraction form
    868,688.93/1,303,487.77 = 630,768.16/x
  3. Step 3: Cross multiply
    868,688.93x = 1,303,487.77 × 630,768.16
  4. Step 4: Simplify right side
    868,688.93x = 822,198,581,726.50
  5. Step 5: Solve for x
    x = 822,198,581,726.50/868,688.93
  6. Step 6: Final answer
    x = 946,482.17

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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.