Home / 947,779.62-1,307,938.50-565,798.20

Finding the Fourth Proportional to 947,779.62, 1,307,938.50 and 565,798.20

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Solution

The fourth proportional to 947,779.62, 1,307,938.50 and 565,798.20 is: 780,803.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    947,779.62 : 1,307,938.50 = 565,798.20 : x
  2. Step 2: Convert to fraction form
    947,779.62/1,307,938.50 = 565,798.20/x
  3. Step 3: Cross multiply
    947,779.62x = 1,307,938.50 × 565,798.20
  4. Step 4: Simplify right side
    947,779.62x = 740,029,249,010.70
  5. Step 5: Solve for x
    x = 740,029,249,010.70/947,779.62
  6. Step 6: Final answer
    x = 780,803.08

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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.