Home / 890,363.16-1,228,723.71-546,389.04

Finding the Fourth Proportional to 890,363.16, 1,228,723.71 and 546,389.04

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Solution

The fourth proportional to 890,363.16, 1,228,723.71 and 546,389.04 is: 754,030.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    890,363.16 : 1,228,723.71 = 546,389.04 : x
  2. Step 2: Convert to fraction form
    890,363.16/1,228,723.71 = 546,389.04/x
  3. Step 3: Cross multiply
    890,363.16x = 1,228,723.71 × 546,389.04
  4. Step 4: Simplify right side
    890,363.16x = 671,361,168,332.14
  5. Step 5: Solve for x
    x = 671,361,168,332.14/890,363.16
  6. Step 6: Final answer
    x = 754,030.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.