Home / 977,931.60-1,467,156.60-346,779.60

Finding the Fourth Proportional to 977,931.60, 1,467,156.60 and 346,779.60

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Solution

The fourth proportional to 977,931.60, 1,467,156.60 and 346,779.60 is: 520,261.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,931.60 : 1,467,156.60 = 346,779.60 : x
  2. Step 2: Convert to fraction form
    977,931.60/1,467,156.60 = 346,779.60/x
  3. Step 3: Cross multiply
    977,931.60x = 1,467,156.60 × 346,779.60
  4. Step 4: Simplify right side
    977,931.60x = 508,779,978,885.36
  5. Step 5: Solve for x
    x = 508,779,978,885.36/977,931.60
  6. Step 6: Final answer
    x = 520,261.31

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1.5x scale

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.