Home / 955,459.02-1,430,038.17-528,337.74

Finding the Fourth Proportional to 955,459.02, 1,430,038.17 and 528,337.74

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Solution

The fourth proportional to 955,459.02, 1,430,038.17 and 528,337.74 is: 790,764.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,459.02 : 1,430,038.17 = 528,337.74 : x
  2. Step 2: Convert to fraction form
    955,459.02/1,430,038.17 = 528,337.74/x
  3. Step 3: Cross multiply
    955,459.02x = 1,430,038.17 × 528,337.74
  4. Step 4: Simplify right side
    955,459.02x = 755,543,134,851.54
  5. Step 5: Solve for x
    x = 755,543,134,851.54/955,459.02
  6. Step 6: Final answer
    x = 790,764.56

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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.