Home / 789,547.18-1,184,310.52-190,503.28

Finding the Fourth Proportional to 789,547.18, 1,184,310.52 and 190,503.28

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Solution

The fourth proportional to 789,547.18, 1,184,310.52 and 190,503.28 is: 285,752.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    789,547.18 : 1,184,310.52 = 190,503.28 : x
  2. Step 2: Convert to fraction form
    789,547.18/1,184,310.52 = 190,503.28/x
  3. Step 3: Cross multiply
    789,547.18x = 1,184,310.52 × 190,503.28
  4. Step 4: Simplify right side
    789,547.18x = 225,615,038,598.51
  5. Step 5: Solve for x
    x = 225,615,038,598.51/789,547.18
  6. Step 6: Final answer
    x = 285,752.45

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1.5x scale

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.