Home / 1,012,312.09-1,518,161.39-532,281.23

Finding the Fourth Proportional to 1,012,312.09, 1,518,161.39 and 532,281.23

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Solution

The fourth proportional to 1,012,312.09, 1,518,161.39 and 532,281.23 is: 798,260.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,012,312.09 : 1,518,161.39 = 532,281.23 : x
  2. Step 2: Convert to fraction form
    1,012,312.09/1,518,161.39 = 532,281.23/x
  3. Step 3: Cross multiply
    1,012,312.09x = 1,518,161.39 × 532,281.23
  4. Step 4: Simplify right side
    1,012,312.09x = 808,088,803,751.55
  5. Step 5: Solve for x
    x = 808,088,803,751.55/1,012,312.09
  6. Step 6: Final answer
    x = 798,260.55

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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.