Home / 971,543.10-1,457,314.65-634,963.80

Finding the Fourth Proportional to 971,543.10, 1,457,314.65 and 634,963.80

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Solution

The fourth proportional to 971,543.10, 1,457,314.65 and 634,963.80 is: 952,445.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,543.10 : 1,457,314.65 = 634,963.80 : x
  2. Step 2: Convert to fraction form
    971,543.10/1,457,314.65 = 634,963.80/x
  3. Step 3: Cross multiply
    971,543.10x = 1,457,314.65 × 634,963.80
  4. Step 4: Simplify right side
    971,543.10x = 925,342,047,959.67
  5. Step 5: Solve for x
    x = 925,342,047,959.67/971,543.10
  6. Step 6: Final answer
    x = 952,445.70

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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.