Home / 648,823.20-972,943.20-249,331.20

Finding the Fourth Proportional to 648,823.20, 972,943.20 and 249,331.20

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Solution

The fourth proportional to 648,823.20, 972,943.20 and 249,331.20 is: 373,884.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,823.20 : 972,943.20 = 249,331.20 : x
  2. Step 2: Convert to fraction form
    648,823.20/972,943.20 = 249,331.20/x
  3. Step 3: Cross multiply
    648,823.20x = 972,943.20 × 249,331.20
  4. Step 4: Simplify right side
    648,823.20x = 242,585,095,587.84
  5. Step 5: Solve for x
    x = 242,585,095,587.84/648,823.20
  6. Step 6: Final answer
    x = 373,884.74

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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.