Home / 912,466.02-1,258,784.57-590,280.02

Finding the Fourth Proportional to 912,466.02, 1,258,784.57 and 590,280.02

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Solution

The fourth proportional to 912,466.02, 1,258,784.57 and 590,280.02 is: 814,315.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,466.02 : 1,258,784.57 = 590,280.02 : x
  2. Step 2: Convert to fraction form
    912,466.02/1,258,784.57 = 590,280.02/x
  3. Step 3: Cross multiply
    912,466.02x = 1,258,784.57 × 590,280.02
  4. Step 4: Simplify right side
    912,466.02x = 743,035,371,909.97
  5. Step 5: Solve for x
    x = 743,035,371,909.97/912,466.02
  6. Step 6: Final answer
    x = 814,315.66

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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.