Home / 752,055.02-1,127,521.49-452,465.40

Finding the Fourth Proportional to 752,055.02, 1,127,521.49 and 452,465.40

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Solution

The fourth proportional to 752,055.02, 1,127,521.49 and 452,465.40 is: 678,360.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,055.02 : 1,127,521.49 = 452,465.40 : x
  2. Step 2: Convert to fraction form
    752,055.02/1,127,521.49 = 452,465.40/x
  3. Step 3: Cross multiply
    752,055.02x = 1,127,521.49 × 452,465.40
  4. Step 4: Simplify right side
    752,055.02x = 510,164,459,719.12
  5. Step 5: Solve for x
    x = 510,164,459,719.12/752,055.02
  6. Step 6: Final answer
    x = 678,360.56

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Double scale
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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.