Home / 1,018,707.46-1,527,111.13-344,319.58

Finding the Fourth Proportional to 1,018,707.46, 1,527,111.13 and 344,319.58

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Solution

The fourth proportional to 1,018,707.46, 1,527,111.13 and 344,319.58 is: 516,158.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,018,707.46 : 1,527,111.13 = 344,319.58 : x
  2. Step 2: Convert to fraction form
    1,018,707.46/1,527,111.13 = 344,319.58/x
  3. Step 3: Cross multiply
    1,018,707.46x = 1,527,111.13 × 344,319.58
  4. Step 4: Simplify right side
    1,018,707.46x = 525,814,262,894.93
  5. Step 5: Solve for x
    x = 525,814,262,894.93/1,018,707.46
  6. Step 6: Final answer
    x = 516,158.25

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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.