Home / 578,316.90-797,517.45-450,946.02

Finding the Fourth Proportional to 578,316.90, 797,517.45 and 450,946.02

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Solution

The fourth proportional to 578,316.90, 797,517.45 and 450,946.02 is: 621,868.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,316.90 : 797,517.45 = 450,946.02 : x
  2. Step 2: Convert to fraction form
    578,316.90/797,517.45 = 450,946.02/x
  3. Step 3: Cross multiply
    578,316.90x = 797,517.45 × 450,946.02
  4. Step 4: Simplify right side
    578,316.90x = 359,637,319,958.05
  5. Step 5: Solve for x
    x = 359,637,319,958.05/578,316.90
  6. Step 6: Final answer
    x = 621,868.94

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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.