Home / 1,114,263.53-1,671,363.39-315,543.18

Finding the Fourth Proportional to 1,114,263.53, 1,671,363.39 and 315,543.18

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Solution

The fourth proportional to 1,114,263.53, 1,671,363.39 and 315,543.18 is: 473,305.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,114,263.53 : 1,671,363.39 = 315,543.18 : x
  2. Step 2: Convert to fraction form
    1,114,263.53/1,671,363.39 = 315,543.18/x
  3. Step 3: Cross multiply
    1,114,263.53x = 1,671,363.39 × 315,543.18
  4. Step 4: Simplify right side
    1,114,263.53x = 527,387,319,016.18
  5. Step 5: Solve for x
    x = 527,387,319,016.18/1,114,263.53
  6. Step 6: Final answer
    x = 473,305.74

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Double scale
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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.