Home / 900,708.32-1,354,303.28-830,490.01

Finding the Fourth Proportional to 900,708.32, 1,354,303.28 and 830,490.01

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Solution

The fourth proportional to 900,708.32, 1,354,303.28 and 830,490.01 is: 1,248,723.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    900,708.32 : 1,354,303.28 = 830,490.01 : x
  2. Step 2: Convert to fraction form
    900,708.32/1,354,303.28 = 830,490.01/x
  3. Step 3: Cross multiply
    900,708.32x = 1,354,303.28 × 830,490.01
  4. Step 4: Simplify right side
    900,708.32x = 1,124,735,343,240.70
  5. Step 5: Solve for x
    x = 1,124,735,343,240.70/900,708.32
  6. Step 6: Final answer
    x = 1,248,723.16

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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.