Home / 581,724.80-872,587.20-155,259.80

Finding the Fourth Proportional to 581,724.80, 872,587.20 and 155,259.80

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Solution

The fourth proportional to 581,724.80, 872,587.20 and 155,259.80 is: 232,889.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,724.80 : 872,587.20 = 155,259.80 : x
  2. Step 2: Convert to fraction form
    581,724.80/872,587.20 = 155,259.80/x
  3. Step 3: Cross multiply
    581,724.80x = 872,587.20 × 155,259.80
  4. Step 4: Simplify right side
    581,724.80x = 135,477,714,154.56
  5. Step 5: Solve for x
    x = 135,477,714,154.56/581,724.80
  6. Step 6: Final answer
    x = 232,889.70

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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.