Home / 977,484.40-1,465,157.40-346,073.20

Finding the Fourth Proportional to 977,484.40, 1,465,157.40 and 346,073.20

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Solution

The fourth proportional to 977,484.40, 1,465,157.40 and 346,073.20 is: 518,731.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,484.40 : 1,465,157.40 = 346,073.20 : x
  2. Step 2: Convert to fraction form
    977,484.40/1,465,157.40 = 346,073.20/x
  3. Step 3: Cross multiply
    977,484.40x = 1,465,157.40 × 346,073.20
  4. Step 4: Simplify right side
    977,484.40x = 507,051,709,921.68
  5. Step 5: Solve for x
    x = 507,051,709,921.68/977,484.40
  6. Step 6: Final answer
    x = 518,731.26

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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.