Home / 841,672.95-1,161,508.65-459,700.63

Finding the Fourth Proportional to 841,672.95, 1,161,508.65 and 459,700.63

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Solution

The fourth proportional to 841,672.95, 1,161,508.65 and 459,700.63 is: 634,386.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,672.95 : 1,161,508.65 = 459,700.63 : x
  2. Step 2: Convert to fraction form
    841,672.95/1,161,508.65 = 459,700.63/x
  3. Step 3: Cross multiply
    841,672.95x = 1,161,508.65 × 459,700.63
  4. Step 4: Simplify right side
    841,672.95x = 533,946,258,155.45
  5. Step 5: Solve for x
    x = 533,946,258,155.45/841,672.95
  6. Step 6: Final answer
    x = 634,386.86

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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.