Home / 970,730.60-1,456,095.90-498,338.60

Finding the Fourth Proportional to 970,730.60, 1,456,095.90 and 498,338.60

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Solution

The fourth proportional to 970,730.60, 1,456,095.90 and 498,338.60 is: 747,507.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,730.60 : 1,456,095.90 = 498,338.60 : x
  2. Step 2: Convert to fraction form
    970,730.60/1,456,095.90 = 498,338.60/x
  3. Step 3: Cross multiply
    970,730.60x = 1,456,095.90 × 498,338.60
  4. Step 4: Simplify right side
    970,730.60x = 725,628,792,271.74
  5. Step 5: Solve for x
    x = 725,628,792,271.74/970,730.60
  6. Step 6: Final answer
    x = 747,507.90

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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.