Home / 787,386.55-1,086,593.70-460,762.35

Finding the Fourth Proportional to 787,386.55, 1,086,593.70 and 460,762.35

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Solution

The fourth proportional to 787,386.55, 1,086,593.70 and 460,762.35 is: 635,852.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    787,386.55 : 1,086,593.70 = 460,762.35 : x
  2. Step 2: Convert to fraction form
    787,386.55/1,086,593.70 = 460,762.35/x
  3. Step 3: Cross multiply
    787,386.55x = 1,086,593.70 × 460,762.35
  4. Step 4: Simplify right side
    787,386.55x = 500,661,466,707.20
  5. Step 5: Solve for x
    x = 500,661,466,707.20/787,386.55
  6. Step 6: Final answer
    x = 635,852.20

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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.