Home / 554,623.48-831,870.96-155,296.18

Finding the Fourth Proportional to 554,623.48, 831,870.96 and 155,296.18

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Solution

The fourth proportional to 554,623.48, 831,870.96 and 155,296.18 is: 232,926.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,623.48 : 831,870.96 = 155,296.18 : x
  2. Step 2: Convert to fraction form
    554,623.48/831,870.96 = 155,296.18/x
  3. Step 3: Cross multiply
    554,623.48x = 831,870.96 × 155,296.18
  4. Step 4: Simplify right side
    554,623.48x = 129,186,382,340.93
  5. Step 5: Solve for x
    x = 129,186,382,340.93/554,623.48
  6. Step 6: Final answer
    x = 232,926.28

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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.