Home / 772,236.02-1,065,686.02-470,430.02

Finding the Fourth Proportional to 772,236.02, 1,065,686.02 and 470,430.02

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Solution

The fourth proportional to 772,236.02, 1,065,686.02 and 470,430.02 is: 649,193.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    772,236.02 : 1,065,686.02 = 470,430.02 : x
  2. Step 2: Convert to fraction form
    772,236.02/1,065,686.02 = 470,430.02/x
  3. Step 3: Cross multiply
    772,236.02x = 1,065,686.02 × 470,430.02
  4. Step 4: Simplify right side
    772,236.02x = 501,330,695,702.32
  5. Step 5: Solve for x
    x = 501,330,695,702.32/772,236.02
  6. Step 6: Final answer
    x = 649,193.62

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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.