Home / 758,510.64-1,135,297.08-558,752.40

Finding the Fourth Proportional to 758,510.64, 1,135,297.08 and 558,752.40

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Solution

The fourth proportional to 758,510.64, 1,135,297.08 and 558,752.40 is: 836,309.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,510.64 : 1,135,297.08 = 558,752.40 : x
  2. Step 2: Convert to fraction form
    758,510.64/1,135,297.08 = 558,752.40/x
  3. Step 3: Cross multiply
    758,510.64x = 1,135,297.08 × 558,752.40
  4. Step 4: Simplify right side
    758,510.64x = 634,349,968,162.99
  5. Step 5: Solve for x
    x = 634,349,968,162.99/758,510.64
  6. Step 6: Final answer
    x = 836,309.91

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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.