Home / 752,713.60-1,038,706.08-446,802.88

Finding the Fourth Proportional to 752,713.60, 1,038,706.08 and 446,802.88

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Solution

The fourth proportional to 752,713.60, 1,038,706.08 and 446,802.88 is: 616,565.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,713.60 : 1,038,706.08 = 446,802.88 : x
  2. Step 2: Convert to fraction form
    752,713.60/1,038,706.08 = 446,802.88/x
  3. Step 3: Cross multiply
    752,713.60x = 1,038,706.08 × 446,802.88
  4. Step 4: Simplify right side
    752,713.60x = 464,096,868,017.51
  5. Step 5: Solve for x
    x = 464,096,868,017.51/752,713.60
  6. Step 6: Final answer
    x = 616,565.01

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1.5x scale

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.